726378640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{30367}}^1$

素因数の和:30416

約数の個数: 80

約数和(自身を含む): 1897878528

約数和(自身を除く): 1171499888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 11960, 23920, 30367, 60734, 121468, 151835, 242936, 303670, 394771, 485872, 607340, 698441, 789542, 1214680, 1396882, 1579084, 1973855, 2429360, 2793764, 3158168, 3492205, 3947710, 5587528, 6316336, 6984410, 7895420, 9079733, 11175056, 13968820, 15790840, 18159466, 27937640, 31581680, 36318932, 45398665, 55875280, 72637864, 90797330, 145275728, 181594660, 363189320, 726378640]

約数ペア:

[(1, 726378640), (2, 363189320), (4, 181594660), (5, 145275728), (8, 90797330), (10, 72637864), (13, 55875280), (16, 45398665), (20, 36318932), (23, 31581680), (26, 27937640), (40, 18159466), (46, 15790840), (52, 13968820), (65, 11175056), (80, 9079733), (92, 7895420), (104, 6984410), (115, 6316336), (130, 5587528), (184, 3947710), (208, 3492205), (230, 3158168), (260, 2793764), (299, 2429360), (368, 1973855), (460, 1579084), (520, 1396882), (598, 1214680), (920, 789542), (1040, 698441), (1196, 607340), (1495, 485872), (1840, 394771), (2392, 303670), (2990, 242936), (4784, 151835), (5980, 121468), (11960, 60734), (23920, 30367)]