28310130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 77575680

約数和(自身を除く): 49265550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 73, 90, 93, 139, 146, 155, 186, 219, 278, 279, 310, 365, 417, 438, 465, 558, 657, 695, 730, 834, 930, 1095, 1251, 1314, 1390, 1395, 2085, 2190, 2263, 2502, 2790, 3285, 4170, 4309, 4526, 6255, 6570, 6789, 8618, 10147, 11315, 12510, 12927, 13578, 20294, 20367, 21545, 22630, 25854, 30441, 33945, 38781, 40734, 43090, 50735, 60882, 64635, 67890, 77562, 91323, 101470, 101835, 129270, 152205, 182646, 193905, 203670, 304410, 314557, 387810, 456615, 629114, 913230, 943671, 1572785, 1887342, 2831013, 3145570, 4718355, 5662026, 9436710, 14155065, 28310130]

約数ペア:

[(1, 28310130), (2, 14155065), (3, 9436710), (5, 5662026), (6, 4718355), (9, 3145570), (10, 2831013), (15, 1887342), (18, 1572785), (30, 943671), (31, 913230), (45, 629114), (62, 456615), (73, 387810), (90, 314557), (93, 304410), (139, 203670), (146, 193905), (155, 182646), (186, 152205), (219, 129270), (278, 101835), (279, 101470), (310, 91323), (365, 77562), (417, 67890), (438, 64635), (465, 60882), (558, 50735), (657, 43090), (695, 40734), (730, 38781), (834, 33945), (930, 30441), (1095, 25854), (1251, 22630), (1314, 21545), (1390, 20367), (1395, 20294), (2085, 13578), (2190, 12927), (2263, 12510), (2502, 11315), (2790, 10147), (3285, 8618), (4170, 6789), (4309, 6570), (4526, 6255)]