856554440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2851}}^1$

素因数の和:2935

約数の個数: 128

約数和(自身を含む): 2340921600

約数和(自身を除く): 1484367160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 37, 40, 56, 58, 70, 74, 116, 140, 145, 148, 185, 203, 232, 259, 280, 290, 296, 370, 406, 518, 580, 740, 812, 1015, 1036, 1073, 1160, 1295, 1480, 1624, 2030, 2072, 2146, 2590, 2851, 4060, 4292, 5180, 5365, 5702, 7511, 8120, 8584, 10360, 10730, 11404, 14255, 15022, 19957, 21460, 22808, 28510, 30044, 37555, 39914, 42920, 57020, 60088, 75110, 79828, 82679, 99785, 105487, 114040, 150220, 159656, 165358, 199570, 210974, 300440, 330716, 399140, 413395, 421948, 527435, 578753, 661432, 738409, 798280, 826790, 843896, 1054870, 1157506, 1476818, 1653580, 2109740, 2315012, 2893765, 2953636, 3059123, 3307160, 3692045, 4219480, 4630024, 5787530, 5907272, 6118246, 7384090, 11575060, 12236492, 14768180, 15295615, 21413861, 23150120, 24472984, 29536360, 30591230, 42827722, 61182460, 85655444, 107069305, 122364920, 171310888, 214138610, 428277220, 856554440]

約数ペア:

[(1, 856554440), (2, 428277220), (4, 214138610), (5, 171310888), (7, 122364920), (8, 107069305), (10, 85655444), (14, 61182460), (20, 42827722), (28, 30591230), (29, 29536360), (35, 24472984), (37, 23150120), (40, 21413861), (56, 15295615), (58, 14768180), (70, 12236492), (74, 11575060), (116, 7384090), (140, 6118246), (145, 5907272), (148, 5787530), (185, 4630024), (203, 4219480), (232, 3692045), (259, 3307160), (280, 3059123), (290, 2953636), (296, 2893765), (370, 2315012), (406, 2109740), (518, 1653580), (580, 1476818), (740, 1157506), (812, 1054870), (1015, 843896), (1036, 826790), (1073, 798280), (1160, 738409), (1295, 661432), (1480, 578753), (1624, 527435), (2030, 421948), (2072, 413395), (2146, 399140), (2590, 330716), (2851, 300440), (4060, 210974), (4292, 199570), (5180, 165358), (5365, 159656), (5702, 150220), (7511, 114040), (8120, 105487), (8584, 99785), (10360, 82679), (10730, 79828), (11404, 75110), (14255, 60088), (15022, 57020), (19957, 42920), (21460, 39914), (22808, 37555), (28510, 30044)]