245400844780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{512683}}^1$

素因数の和:512975

約数の個数: 96

約数和(自身を含む): 636679701504

約数和(自身を除く): 391278856724

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 263, 364, 455, 526, 910, 1052, 1315, 1820, 1841, 2630, 3419, 3682, 5260, 6838, 7364, 9205, 13676, 17095, 18410, 23933, 34190, 36820, 47866, 68380, 95732, 119665, 239330, 478660, 512683, 1025366, 2050732, 2563415, 3588781, 5126830, 6664879, 7177562, 10253660, 13329758, 14355124, 17943905, 26659516, 33324395, 35887810, 46654153, 66648790, 71775620, 93308306, 133297580, 134835629, 186616612, 233270765, 269671258, 466541530, 539342516, 674178145, 933083060, 943849403, 1348356290, 1752863177, 1887698806, 2696712580, 3505726354, 3775397612, 4719247015, 7011452708, 8764315885, 9438494030, 12270042239, 17528631770, 18876988060, 24540084478, 35057263540, 49080168956, 61350211195, 122700422390, 245400844780]

約数ペア:

[(1, 245400844780), (2, 122700422390), (4, 61350211195), (5, 49080168956), (7, 35057263540), (10, 24540084478), (13, 18876988060), (14, 17528631770), (20, 12270042239), (26, 9438494030), (28, 8764315885), (35, 7011452708), (52, 4719247015), (65, 3775397612), (70, 3505726354), (91, 2696712580), (130, 1887698806), (140, 1752863177), (182, 1348356290), (260, 943849403), (263, 933083060), (364, 674178145), (455, 539342516), (526, 466541530), (910, 269671258), (1052, 233270765), (1315, 186616612), (1820, 134835629), (1841, 133297580), (2630, 93308306), (3419, 71775620), (3682, 66648790), (5260, 46654153), (6838, 35887810), (7364, 33324395), (9205, 26659516), (13676, 17943905), (17095, 14355124), (18410, 13329758), (23933, 10253660), (34190, 7177562), (36820, 6664879), (47866, 5126830), (68380, 3588781), (95732, 2563415), (119665, 2050732), (239330, 1025366), (478660, 512683)]