72669080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{521}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 179275680

約数和(自身を除く): 106606600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 317, 440, 521, 634, 1042, 1268, 1585, 2084, 2536, 2605, 3170, 3487, 4168, 5210, 5731, 6340, 6974, 10420, 11462, 12680, 13948, 17435, 20840, 22924, 27896, 28655, 34870, 45848, 57310, 69740, 114620, 139480, 165157, 229240, 330314, 660628, 825785, 1321256, 1651570, 1816727, 3303140, 3633454, 6606280, 7266908, 9083635, 14533816, 18167270, 36334540, 72669080]

約数ペア:

[(1, 72669080), (2, 36334540), (4, 18167270), (5, 14533816), (8, 9083635), (10, 7266908), (11, 6606280), (20, 3633454), (22, 3303140), (40, 1816727), (44, 1651570), (55, 1321256), (88, 825785), (110, 660628), (220, 330314), (317, 229240), (440, 165157), (521, 139480), (634, 114620), (1042, 69740), (1268, 57310), (1585, 45848), (2084, 34870), (2536, 28655), (2605, 27896), (3170, 22924), (3487, 20840), (4168, 17435), (5210, 13948), (5731, 12680), (6340, 11462), (6974, 10420)]