31556460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1759}}^1$

素因数の和:1807

約数の個数: 96

約数和(自身を含む): 99348480

約数和(自身を除く): 67792020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1759, 1794, 2990, 3518, 3588, 4485, 5277, 5980, 7036, 8795, 8970, 10554, 17590, 17940, 21108, 22867, 26385, 35180, 40457, 45734, 52770, 68601, 80914, 91468, 105540, 114335, 121371, 137202, 161828, 202285, 228670, 242742, 274404, 343005, 404570, 457340, 485484, 525941, 606855, 686010, 809140, 1051882, 1213710, 1372020, 1577823, 2103764, 2427420, 2629705, 3155646, 5259410, 6311292, 7889115, 10518820, 15778230, 31556460]

約数ペア:

[(1, 31556460), (2, 15778230), (3, 10518820), (4, 7889115), (5, 6311292), (6, 5259410), (10, 3155646), (12, 2629705), (13, 2427420), (15, 2103764), (20, 1577823), (23, 1372020), (26, 1213710), (30, 1051882), (39, 809140), (46, 686010), (52, 606855), (60, 525941), (65, 485484), (69, 457340), (78, 404570), (92, 343005), (115, 274404), (130, 242742), (138, 228670), (156, 202285), (195, 161828), (230, 137202), (260, 121371), (276, 114335), (299, 105540), (345, 91468), (390, 80914), (460, 68601), (598, 52770), (690, 45734), (780, 40457), (897, 35180), (1196, 26385), (1380, 22867), (1495, 21108), (1759, 17940), (1794, 17590), (2990, 10554), (3518, 8970), (3588, 8795), (4485, 7036), (5277, 5980)]