ޥ
ʤɤϤ԰¤Ǥ....
PowerBook G4 316ڡ 0:08:02 MAIL:masaru-y@sansu.org HomePage:26904
ȥȥ
70ä140äƤä280Ǥ
847000ǰʬ򤹤ФǤ
ʼ˸лԡ 316ڡ 0:08:13 MAIL:h-sakai@zb3.so-net.ne.jp 26905
DrK
Ȥʤ񤷤Ǥ͡
ǰʬ򤹤¤˵ޤޤ
Ǥ⡢ϴְ㤨1750(25^37)äƤޤޤǤϴְ㤤Ǥ뤳Ȥ˵Ťޤ2^357=280
ΤȤ1դĹ115=55ˤʤޤ
847l=847000cm^3
847000=2^35^3711^2
٤Ͼγڱࡡ 316ڡ 0:09:35 MAIL:satoka@star.odn.ne.jp 26906
Taro
Ϥᡢñ̤֥åȥפǤΤȤƤޤ

ʤߤ3̤ͤ褦Ǥ
(55,55,280)(22,22,1750)(10,10,8470)Τ褦Ǥ

316ڡ 0:11:22 26907
ޥ
դɤߥϤʤ...ʤޤ¿԰¡

Ȥ櫓ǡŤХΤǤ𤷤ޤʵ˥ߥȯ..ʤƤȤޤ褦...
PowerBook G4 316ڡ 0:10:17 MAIL:masaru-y@sansu.org HomePage:26908
ޥ
⤷ȹ⤵Ȥ郎ɬפ...
PowerBook G4 316ڡ 0:11:31 MAIL:masaru-y@sansu.org HomePage:26909
ȥȥ
IJѤʤΤǹ⤵ȤפΤ褦Ǥ
ʼ˸лԡ 316ڡ 0:12:11 MAIL:h-sakai@zb3.so-net.ne.jp 26910
ޤ夢դޤ
ξ郎ΤǤ͡
ǽϡ22022017.5ˡ17.5äƤޤޤ
͡ 316ڡ 0:13:37 MAIL:top-amateur@u01.gate01.com 26912
ޥ
#26910
פ...ʤۤá
PowerBook G4 316ڡ 0:14:42 MAIL:masaru-y@sansu.org HomePage:26914
ޥ
#26913
⤵cmȤϽ񤫤ʤƤפǤ͡ʼ¤ǡפפȽǤƾäʤΤ...
PowerBook G4 316ڡ 0:15:37 MAIL:masaru-y@sansu.org HomePage:26915
ȥȥ
#26912
䡪ꤢǤϡ
ʼ˸лԡ 316ڡ 0:16:45 MAIL:h-sakai@zb3.so-net.ne.jp 26916

ɬפ㤢ޤ
316ڡ 0:17:04 MAIL:ryoiti@sansu.org 26917
ޥ
#26910
졢Ǥ⤵ʤƤ⡢Ѥˤʤ뤳ȤϤ褦...
PowerBook G4 316ڡ 0:17:11 MAIL:masaru-y@sansu.org HomePage:26918
Taro
#26915
ޡƤޤޤ
οͤǤϡäƤʤƤͤΤƱǤ
316ڡ 0:17:21 26919
ߤ
ܢ̤Ȥ˺ƥɥܥ
ܢ̤ΣդȤƹͤ礬Ȥ狼äΤˡѤ
ñˣdzäƼԡ
ܤǤä

ä鴰˥Ȥʡ
316ڡ 0:20:33 26920

䡢3520ѡ3520ѡ⤵0.068359375ѤȤͤƤޤäǤ(^^;
316ڡ 0:20:35 MAIL:ryoiti@sansu.org 26921

ɬפǤ͡
郎ʤС⤵3cmΩΤΤ顤529cm529cm3.026cmȻפޤ
316ڡ 0:23:20 MAIL:kaitoexe@green.livedoor.com HomePage:ؼ Kaito's Lab.26922

郎ʤ847000/279841Ǥϡ
316ڡ 0:23:33 26923
ޥ
ȤꤢǤפξֻƤޤ

ʤȡǤ⤵򾮤Ǥ褦ʵޤ...פȽǤƾäƤޤääΤǤǤפȤĥ뤿ɬפä褦Ǥ...ˤȤߥФäǿޤ...m(__)m
PowerBook G4 316ڡ 0:23:59 MAIL:masaru-y@sansu.org HomePage:26924
Ĺֱơ
ߤǤ
ǽ顡550*550ǡ2.8ǤޤΤǡ
ܾ븩 316ڡ 0:24:13 HomePage:⥷̿ۥ轵˸깹26925
Ĺֱơ
ߤǤ
ǽ顡550*550ǡ2.8ǤޤΤǡ
ܾ븩 316ڡ 0:25:37 HomePage:⥷̿ۥ轵˸깹26926
ޥ
#26923
Τ̤ƤޤɤΤ褦н褹뤫ϡ˹ͤޤm(__)m
PowerBook G4 316ڡ 0:25:49 MAIL:masaru-y@sansu.org HomePage:26927
㡼ߡ
ǽ顤̤ȤȤƤޤޤ
Ȥǡ֤Ǥ¿ͤȤˡΩΤդ
դʿԤǤפȤΤϼǤ礦
Ф˵ͤ¿ʤäϤޤ󤫤͡
ȤꤢǧƲޤ
ܹ衡 316ڡ 0:26:12 MAIL:ojamaru@amber.plala.or.jp 26928
ޥ
Ȥꤢ⤦ŤʤΤǰö餷ޤ 1:30ȻפޤΤǡɽбϤθȤȤˤʤޤ...m(__)m
PowerBook G4 316ڡ 0:27:06 MAIL:masaru-y@sansu.org HomePage:26929

26924>Ǥ⤵ǤȤΤϤǤϡ
˰գѤΩΤäȤäƤΤǤ顢⤵
ѰʾǤϡ
316ڡ 0:29:11 26930
ޥ
#26928
Ĺˣ߶̤ͤȤͭ̾ʤΤǤ͡Ƭ褮äΤǤʸ̩ʾϤǤƤޤ󤬡ˡ֤ޤ꤬cmʤפʡפȤȤǤΤޤ޽ꤷƤޤޤm(__)m
PowerBook G4 316ڡ 0:29:29 MAIL:masaru-y@sansu.org HomePage:26931
Τä
ˡ᤯ȤʤäΤǡʤä-
316ڡ 0:40:10 26932
⡼ޥ
⤵ˤʤʤȹͤƲ˻ޤ
847000=2^3*5^3*11^2*7
̤ϡ(3n+1)^2 ʤΤǡ
2^2*5^2*11^2 2*5*11=110 ǡ3dz2;뤫ᡣ5*11=55 ϡ3dz1;뤫餳λѤϺʬ롣
λ⤵ϡĤΡ2^3*5*7=280
316ڡ 0:42:38 MAIL:kennji72001@yahoo.co.jp 26933
Τä
ˡ᤯ȤʤäΤǡʤä-
316ڡ 0:41:04 26934
إ饯쥹ԡ
ǽȷդǰʬޤ
̯˰̣ʿˤʤޤ
ǽˤϤɤˤȤʤäΤʼϾˤ
ꤷ麣٤ϲʤΩΤȢϤ߽ФƤ⤤ȲᤷƤΤǡ
󡡤ɤ٤ȹͤƤ郎ääΤǤǤλ

#26931
Ρι⹻˹ֱ褿Ȥˣ߶̤ä򤷤Ƥޤ
軲̻ԡ 316ڡ 0:42:44 HomePage:ɥԥ26935
Ȥ
ǽåȥcm^3˴ʤǤäƤǤޤǤ

褺,3*a+1,⤵3*b+cȤ
basic
for a=1 to 200
for b=1 to 200
for c=1 to 200
let x=(3*a+1)^2*(3*b+c)
let y=3*b+c
IF x=847000 THEN PRINT y;a;b;c
next c
next b
NEXT a
END
˭ԡ 316ڡ 0:55:37 MAIL:fttnm528@ybb.ne.jp 26936
ޥ
𤷤ޤ

ż֤Ǥ⤤ȹͤΤǤϡ

280847000/279841ξȤȤ롣ʢ
̤դΤߤȤ롣

ϸԤʤΤѡפǤȻפޤ¿ǤפȤοֻͤΡפбƤäΤǡΤ褦ˤפޤ

ϡʤˤϻ֤򤫤ʤäˤΤǤʤʤΥǥ⤫ФñȻפĤĺǽΥѤƱǤΰդcmˤʤΤǤˡ֤줸㤢֤ξ郎̣ʤפȻפäƲɤ...ȤǺޤβɤκݤˡֹ⤵ϣcm­ʤפȤ򳰤ƤޤäΤǡΥߥ򾷤ƤޤޤѿޤǤΤȤΥߥ¿餫˥å­ˤΤǡʤ櫓Ǻ괰ⲿ٤ľ򤷤ĤäΤǤ...ϤΤ褦ʤȤ褦ϤޤΤǡϤƼϤйǤm(__)m
PowerBook G4 316ڡ 1:56:02 MAIL:masaru-y@sansu.org HomePage:26937
ai
ΤɬפηáμϤɤݤäΤǤ
󡢶Ƥ
316ڡ 3:03:55 26938
Υܥ
280cmβǤˡ֤פޤ
316ڡ 3:12:29 26940
̴
dzäޤ꤬ˤʤƱΤ򤫤ȣdzäޤ꤬ˤʤȤʤޤ
316ڡ 7:21:29 26941
̴
Τϴְ㤨ޤʤˤƤ
Ȥǡʤä̤ϤǤ礭ʤʿûʤˤ󤸤ʤǤ㤨̤1234567ΣȤˤǤޤ
316ڡ 7:34:52 26942
̴
ߤޤ󡢿䣳Ǥ٤Ȥ˾郎Ǥ͡
316ڡ 7:37:41 26944
fumio
Ϥ褦ޤIJ1򤰤ä1ȻפǤޤ⤫餺ǤϤϤ
ޤƬ³Ȼפޤꤤޤ
316ڡ 8:45:20 26945
uchinyan
ϤϤ褦ޤ⤵Ȥ郎СϰפŻǤ ^^/
8740000 = 121 * 7 * 125 * 8 = (2 * 5 * 11)^2 * 2 * 5 * 7
ʤΤǡ̤ΰդϡ2 * 5 * 11 Ǥ
ΩΤξ狼顢(̤ΰ - 1) 3 ܿǤ
Τ礭Ĵ٤ȡ
2 * 5 * 11 = 110 NG5 * 11 = 55 OK
ȤȤǡ⤵κǾϡ2^2 * 2 * 5 * 7 = 280 cm
ͥνȡ 316ڡ 12:13:26 MAIL:uchi@sco.bekkoame.ne.jp 26946
Ȥ
#26936 (ѿ䤷)¾βȻפīޤǥץ餻ƤޤΤ2/13ʤäΤ¾βʲΤ褦˽Фޤ

(3*a+1)^2*(3*b+c)=847000=2^3*5^3*7*11^2
Ǻդ(3*a+1)^2ܤ
դʬ2ʾΤΤ
2^3,5^3,11^2
ǰ3dzä1;ΤϤʤ
碌2ˤǤȰʲ4̤
()2^3*5^3=(2*5)^2*(2+5)=10^2*(2+5)
10^2dzä
fortran(factor((2^3*5^3*7*11^2)/10^2));2*5*7*11^2=8470(礭)
()2^3*11^2=(2*11)^2*2=22^2*2
22^2dzä
fortran(factor((2^3*5^3*7*11^2)/22^2));2*5^3*7=1750(ܤ礭)
()5^3*11^2=(5*11)^2*5=55^2*5
55^2dzä
fortran(factor((2^3*5^3*7*11^2)/55^2));2^3*5*7=280(־())
()2^3*5^3*11^2=(2*5*11)^2*(2+5)=110^2*(2+5)1103dzä2;뤫Բ
˭ԡ 316ڡ 9:56:59 MAIL:fttnm528@ybb.ne.jp 26947
ϥ饮㡼ƥ
Ϥ褦ޤ

褯狼줿
̶彣 316ڡ 10:45:50 HomePage:ĩ26948

᣷Ǥ뤳Ȥ847000cm370cm*110cm*110cm

ξ̤ΰդ110cmǡ110/3=36ޤꣲ
ȤʤäơΤޤǤƤޤ
84700028055*55ȹͤľȤޤ

ȤȤ˵ŤΤ˻֤ޤ
ttp://gtrambler815.blog9.fc2.com/Τۤˤ񤤤Ƥߤ褦Ȼפޤ
(URLκ"h"դФߤޤ)
316ڡ 11:26:22 26949
uchinyan
Ǽɤߤޤ⤤Ȥä褦Ǥ͡

#26937
ޥ뤵󡢤ƼϤʤƤȤǤʤǤ
Ĥڤ򤢤꤬ȤޤդΤϡष
ˡʤȤ񤯤Զ࿵Ȥ뤫⤷ޤ󤬡
꤬ä餢äǡˤͤΤڤٶˤʤȻפޤ
桢åȳڤʤäʤäꤹ뤳Ȥ¿ΤǤ顢
¤椫顢ΡΤ餷ΡõΤȻפޤ
ˤǯ꽭ȤäƤ뤾ȿʡ

#26928, #26931
ࡢϤ񤷤Ǥ͡פ˥ѥå󥰤ꡣ
ʤ󤫤ǤϲΤƤ褦ʵ⤷ޤΩΤϤɤʤ
ʥ֤ˤʿԤˤΤꤽʵޤ
ˡǴطޤե򤹤뤫ɤǤѤäƤ
ޤʿԤ˵ͤΤȲꤷƤä (^^;

ΩΤդϿ̤դʿԤ֤ȤƤ⡢񤫤Ƥޤ
ξ郎ʤϡβἡǡ򤬤äʤäꤷޤ
ξ硢̤ΰդ 3n+1 cmn ϼ
äơ⤵ϡ847000/(3n+1)^2 cm
٤ƤΩΤ֥åݥȡʤСפˡι⤵Ǥ 3cm ʾʤС
847000/(3n+1)^2 >= 3 顢祳祳׻ơǾϡΤ 847000/279841 cm Ǥ͡
ΩΤϤ߽ФƤ⤤Ȥʤȡn ϤǤ礭ǤΤǡ¤ʤ 0 ˶Ť
ǾϡʤǤ
֤Ǥ¿ͤפȤΤ򡢡֤Ϥ߽Фʤפȼ뤫ɤ
ѡʤ󤫤Ǥεͤߤͤȡβˤ̵ꤽǤ (^^;
ΰǡʿϰ̣ʤ⤷ʤ

Ȥ櫓ǡΥޥ뤵ΤȽǤٻޤ ^^/
ͥνȡ 316ڡ 12:09:04 MAIL:uchi@sco.bekkoame.ne.jp 26950
CRYING DOLPHIN
ǽϽԤ̤˹̤ͤΰդ10cm
ͤƤޤ
θ塢֤Ϥϡ󡢹⤵cmʾǤʤפĤ櫤
פǤߤ847000/279841
ǡŤˤʤäƤߤ 55^2280 Ǥ뤳Ȥ˵դ

#26950
ֹ⤵cmʾפξϡ֤Ǥ¿ͤפǤϤʤ
ֿ夽Ρˡ١ͤפǤϤʤȡ
ǯԥ奦ȡ 316ڡ 12:57:44 HomePage:ȤƻȤ26951
isiisi
847000ǰʬ򤹤ȡ5*5*5*2*2*2*11*11*7ˤʤꡤ⤵Ǥ㤯ƤˡǽʿdzȤʤȡ5*5*2*2*11)^270ȤʤޤξΣդĹϡ110Ȥʤꣳdzȣ;դ˹ʤʤޤäơ5*5*11^2280θȤʤꡤդǤդ˹礤ޤ
316ڡ 16:25:20 26952

ΥȤ轵ҸƤޤˤäƲ򤱤䡢ˡ
ʤиޤơǤäƤޤ
˽ꤵ줿⤷ʪϡܤΤɤξعǼºݤ
ȤǻȤƤΤǤ뤤ϲιΩΩؼ䡢
ؼǽꤵ줿ȤΤǤȤ̾Фǡʤ
ϰϤμإ󥹤ɬפȤ꤬¿ΤǡΤ褦ʼ򤵤ƤޤɤʤβԤƤޤ
316ڡ 18:43:24 MAIL:sokurates2001@yahoo.co.jp 26953

ΥȤ轵ҸƤޤˤäƲ򤱤䡢ˡ
ʤиޤơǤäƤޤ
˽ꤵ줿⤷ʪϡܤΤɤξعǼºݤ
ȤǻȤƤΤǤ뤤ϲιΩΩؼ䡢
ؼǽꤵ줿ȤΤǤȤ̾Фǡʤ
ϰϤμإ󥹤ɬפȤ꤬¿ΤǡΤ褦ʼ򤵤ƤޤɤʤβԤƤޤ
316ڡ 18:44:04 MAIL:sokurates2001@yahoo.co.jp 26954
⡼ޥ
#26953
ʴۡ
ʤȤ⡢ˤʡˤξäƤ褦Ǥ
¿ʬ;͵Τȿ¬ޤ
ºݤλˤФäФ餭äȻ˲򤱤ʤ󤸤ʤΤʡäƻפޤ
錄ϡʬäȤβơ̪˷륢Τ褦ˡˤ㤤ޤ͡
316ڡ 19:15:59 MAIL:kennji72001@yahoo.co.jp 26955
uchinyan
#26951
ֹ⤵cmʾפξϡ֤Ǥ¿ͤפǤϤʤ
ֿ夽Ρˡ١ͤפǤϤʤȡ
ʤۤɡ
Ǥ⡢ѡʤ󤫤εͤߤ⡢ӥˡޤΡˡץ㥬Ȥͤߤޤ
夫Ϥ߽ФƤʤΤϸȤʤʤ(^^;

#26953
ϻˤޤ󤬡ĿŪˤϡ⡼ޥ󤵤˰ɼǤ
ͥνȡ 316ڡ 21:36:10 MAIL:uchi@sco.bekkoame.ne.jp 26956
ޥ
#26938ai
ݤäפʤƸۤɤΤΤ㤢ʤǤϻܶȤǤϤޤ󤷡ʤƽ櫓ǤϤޤ󤬡οؤܶȤǤˡȤ⤢ޤꤢޤλϣǯ餤˥ХȤΤȤˤäȤΤȡβҤθǾȤǤषֻפϤƤޤäˡ轵餶ʤʤäȤǤʤʤ顢ߥ¿ʤǤ...m(__)m

#26953
嵭ȤϢޤºݤ˾ܤƤ櫓ǤϤʤΤǡǤ櫓Ǥ⡢ΤμȤǻȤƤ櫓ǤʤۤȤɤǤä˺Ƕϥͥ­ȤȤ⤢äơ륱¿ΤǤʤǤ
ֻפȤϡܤξؽƤΡפȤΤ⤢Ǥ礦ɡܼŪˤϡ󼡼ϥȡ߼Ψ3.14פߤʡFAQȡˤΤ⤢ϤǡWebڡϸԤᤷƱĤƤ롢ȤǤºݡԥåʤ󤫤⡢ʴǤ͡ʤϼºݤ˾ĩ魯櫓Ǥ
PowerBook G4 317ʶ 1:34:01 MAIL:masaru-y@sansu.org HomePage:26957
ߤ
#26953
٤ʤؤǽꤵƤ⤤٥Ȥϻפޤ
ǽФƤۤȤɲ򤱤ʤȤФƤȻפޤ

ξȡľؤǤʤʤΩʤȡηǼĤ
轵Τ褦뾮ϡΤ絬ϤʻǤ̣뤰餤
ǤϤʤǤ礦ʿΣܤ֤Ǥҡפ
ΤǤޤġ
317ʶ 1:44:43 26958
⡼ޥ
䤷Ƥߤޤ


ϡ磸ޤǤοޤФƤʤϲĤޤ

ñʡ
317ʶ 9:11:56 MAIL:kennji72001@yahoo.co.jp 26959
ۤ
#26931>ޤ꤬cmʤפ

ȤǤʤΤǤΥؤιͤǤϡ
ȤϡФˤ줿餿롡ȤȤ
ΤƤޤ
ȤСΥīҽŹˤˤϡ
11Ĥñ򤢤ȤκǾͤ
餫Ȥ꤬Ҳ𤵤Ƥޤ
ޤΤȤդ3.877ǤΤǾǤΤȤȯƤޤʤ줬ǾϾϤƤʤ̤Ǥ

־ΩΤΤγդ礭ʿΤɤդʿԡ

Ȥ줿ۤΤޤ
317ʶ 14:41:23 26960

ФС¿ʬäΩΤϤϤȻפ
ޤʷϵ黡ΤơȤ
318ڡ 13:07:58 26961
uchinyan
#26960
ȤǤʤΤǤΥؤιͤǤϡ
侮ȤϡФˤ줿餿롡ȤȤ
ΤƤޤ
󡢤ǤϤ񤷤Ǥ͡
־ΩΤΤγդ礭ʿΤɤդʿԡ
Ȥ줿ۤΤޤ
Τˤ¿⡣

#26959
ϡ磸ޤǤοޤФƤʤϲĤޤ
ΤˡΤϡǰɽ񤤤ƿФ񤷤ʤǤ
ɤʹͤ򤷤˥󥹤뤫⤷ʤʤȻפޤ
ʤߤ˻ϡɽפ⤫٤ʤ顢ޤȿФˤƤƱʤΤǡ(81 + 9)/2 = 45 ĤͤФ褯
ʡʡʡʤȡδطʣ 9 Ĥ45 - 9 = 36 ġ
81 ơ81 - 36 = 45 ġȤޤ
󥹤ϤʤǤŻǤǤޤäȤޤˡꤽʡ

ʤȤϴطʤǤäФΤǡοؤäƤߤޤ
ϡ150ʬǡˡ3񤷤Ȥ䤳
1ϡפ֤˲򤤤ƤФǤ
Ǹ˥դ񤯤ȤˡǤäƤȴְ㤨ñʳˤʤ⤷ʤ
2ϡΩΤDzžΤѤꡣСΩΤ꤬ʤäǤ͡
(1)ݥȤǡְ㤨(2)Ǥ礦
(1)ϡȤƤɸŪʤΤǤϤʤʡäȤ񤷤ʤǤ
ǤäƤȡ޷򴪰㤤뤫⤷ʤ
3䡣(1)϶ʽ٥롣(2)(3)ǡ뤳Ȥ˵դʤ񤷤
դƤ⡢ä(3)Ϸ׻Ȥѷ˶ϫޤ
ϡǥȤǤ
򥯥ꥢС(4)ϡ֥ϥϡפȤǷ׻ФǤޤ
ʤ3ϡ߾¤θ˴ؤ뤢ʤΤǤ̤ФƤƤΩǤ

ˤä顢äƤߤޤ
ͥνȡ 318ڡ 13:35:36 MAIL:uchi@sco.bekkoame.ne.jp 26962
⡼ޥ
#26959
uchinyan󡢹ͤƲäƤ꤬Ȥޡ
ۤʤ (9x8)/2+9=45 ʤΤǡ
ФƤʤϡ81-45=36 Ȥʤ롣
318ڡ 14:50:14 MAIL:kennji72001@yahoo.co.jp 26963
uchinyan
#26963
ۤʤ 36 ĤǤϡ
äơ1 * 6 = 6 = 2 * 3 䡢2 * 6 = 12 = 3 * 4 ʤɤ顣
ۤʤ (9x8)/2+9=45 ʤΤǡ
ǤϡʣƤʤΤǤϡ
ͥνȡ 318ڡ 15:51:28 MAIL:uchi@sco.bekkoame.ne.jp 26964
⡼ޥ
#26964
uchinyanء
Ǥ͡Ŧ̤Ǥ
פĤǤȴƤޤǤ͡ʷѤ(^^;)
Ƴ䤳⤦äȹͤƤߤޤ

ǧޤäȴñˤǤʤΤǤ礦

1x2^2=1x4,2x2飱ġ
1x2^3=1x8,2x4飱ġ
1x3^2=1x9,3x3飱ġ
2x3=1x6,2x3顢ġ
2x3^2=2x9=6x3飱ġ
2^2x2^2=4x4=2x8飱ġ
2^2x3=4x3,2x6飱ġ
2^2x3^2=4x9,6x6飱ġ
2^3x3=8x3,4x6飱ġ
3x3^2=3x9,9x3顢ġ
ףĤʣƤ뤳Ȥˤʤ뤫顢
(9x8)/2+9-9=36 ۤʤȤʤꡢ
Фʤϡ81-36=45 Ȥʤ뤫

318ڡ 17:33:56 MAIL:kennji72001@yahoo.co.jp 26965
uchinyan
#26965
䤬ƬǤäʣˡϡ
ʡ
ޤϡ4, 6, 8, 9 λͤġ
ʡ
2 * ޤʤǽΤϻĤޤ
ϡ2 * 6, 2 * 8, 2 * 9 λġ
ʡ
3 * ޤʡʤǽΤϻĤޤ
ϡ3 * 8, 3 * 9 ġȤꤿΤǤ3 * 9 3 ǰʤΤǻĤޤ
äơ3 * 8 ΰġ
ʡ
4 * ޤʡʡʤǽΤϻĤޤ
ϡ4 * 8, 4 * 9 ġȤꤿΤǤ4 * 8 2 ǰʤΤǻĤޤ
äơ4 * 9 ΰġ
ʰʾϡǰȹ礻 10 ʾˤʤäƤޤͤʤΤǡͤƤ¤ꡢͤɬפϤʤǤ
Ȥ櫓ǡʣθĿϡ4 + 3 + 1 + 1 = 9 ġ
ƱǤ
ޤޡȤǤϤʤʤȤǤ͡
ͥνȡ 318ڡ 18:07:31 MAIL:uchi@sco.bekkoame.ne.jp 26966
uchinyan
ϤθػäƤߤޤϤꡢפ褦Ǥ
ʲۤǤޤǤ⡢͡

1.ϡ¤Ϥä¤ޤ켡ʤΤǤη¿ʤΤʣǿʤΤ
ǽ顢¿ȻפǤޤ󼡼ɾݤˡäǤ꤬ʤȤ˵դʣǿȻפäƲľޤ
ɤǤ񤷤ϤʤΤǤ¿ȻפäƤäƣǤϤĤ餤ʡȻפޤҤäȤϻפʤΤǤ

2.ϡ󤬤ߤοꡣɤ򤯤٤ʬǤ
ط˵դдñܤ˹η׻ϤȾѡǤⲿȤʤϰϤȤϻפޤ

3.ϡŪ˿ͿƤСˤФʳΨꡣפȻפޤ

4.ϡ޷ꡣϻѴؿDz򤭤ޤ׻ѤǤ
Ǥ⡢ɸ٥ȻפޤäȤޤˡꤽʵ⡣

5.ϡΩΤߤʬꡣɸŪȻפޤ

8.ϡtan1ͭפȤꡣͭǤϤޤ󤬡ϤǤ͡
Ѵؿθ򤦤ޤȤưפǤ

Ϥꡢ̵Ѥ񤷤ФʤȤΤʤȤ⺣ǯεˤΤ褦Ǥ͡
ͥνȡ 318ڡ 23:16:37 MAIL:uchi@sco.bekkoame.ne.jp 26967
¿»
> #26947

ΥץǤ

10 Q=847000!
20 K= INT(Q/3)
30 FOR N=K TO 1 STEP -1
40 R=3*N+1
50 H=Q/(R^2)
60 IF (H=INT(H)) THEN PRINT H, R, N:STOP
70 NEXT



20 K=INT(SQRT(INT(Q/3)+1))

ˤäΤǤSQRT()overflow error
ФƤޤޤ
320ʷ 7:20:44 26968
ʥե
򤱤ϤȰפäɡä񤷤Ȥ񤷤롣
321ʲС 13:31:56 26969
uchinyan
ˡWBCͥࡢ

õꡣäˡޥ뤵ء
ȤϴطʤΤǶ̤Ǥޥ뤵󤬽Ф줿˴طäʤΤạ̇̄뤫Ȼפ

դȤפޤ#26967θεϿؤΣ
tan1ͭ
ϡηǼĤǥޥ뤵#25021ǽꤵ줿
y=sin xС0x1ˤΥվǡxɸyɸȤͭǤθĿ衣
ȴط뤳Ȥ򥳥ȤƤޤ

ϡޥ뤵ˡΤ褦˰̲Ǥޤ
y = tan(x)0x1ˤΥվǡxɸyɸȤͭǤθĿ衣

ϡưפͽۤդ褦ˡ(x,y) = (0,0), (1/4,1), (3/4,-1), (1,0) λͤĤǤ
ϡ
(tan(x))^2 = (1 - cos(2x)/(1 + cos(2x))
顢ޥ뤵η̤Ȥäɬ׾ᡢ줫ɬ׽ʬʤΤִñǤ
Υޥ뤵#25104ξޤͤƤǤޤϡǥꥱȤʾʬɬפˤʤꤽǤ

ʤưפ˻ԺŪˤǤ롢ȤäƤ⡢ȾԤΤϤʤ˶ϫޤ

tan(m) ͭȤʤ褦 m 򡢷ꤻ衣

ʤƤΤ⡢򤤤⤷ޤ
ʤm ͭξϡ1= /180 ʤΤǡۤɤξˤʤޤ
ͥνȡ 322ʿ 7:13:24 MAIL:uchi@sco.bekkoame.ne.jp 26970

#26970
ƤǤ͡
323ڡ 0:01:54 MAIL:ryoiti@sansu.org 26971
ߤ
ȡιϤ٤ߤʤΤǤ礦
323ڡ 0:07:53 26972

⤷ƻʤΤȻפäƾǤޤ
äǤ礦....
323ڡ 0:14:38 MAIL:kaitoexe@green.livedoor.com HomePage:ؼ Kaito's Lab.26973
ޤ夢դޤ
ޤ͡

ɤ
͡ 323ڡ 0:14:50 MAIL:top-amateur@u01.gate01.com 26974
ޤ夢դޤ
ޤ͡

ɤ
͡ 323ڡ 0:15:12 MAIL:top-amateur@u01.gate01.com 26975
ޤ夢դޤ
ޤ͡

ɤ
͡ 323ڡ 0:15:24 MAIL:top-amateur@u01.gate01.com 26976