212435080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37139}}^1$

素因数の和:37174

約数の個数: 64

約数和(自身を含む): 561556800

約数和(自身を除く): 349121720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 37139, 74278, 148556, 185695, 297112, 371390, 408529, 482807, 742780, 817058, 965614, 1485560, 1634116, 1931228, 2042645, 2414035, 3268232, 3862456, 4085290, 4828070, 5310877, 8170580, 9656140, 10621754, 16341160, 19312280, 21243508, 26554385, 42487016, 53108770, 106217540, 212435080]

約数ペア:

[(1, 212435080), (2, 106217540), (4, 53108770), (5, 42487016), (8, 26554385), (10, 21243508), (11, 19312280), (13, 16341160), (20, 10621754), (22, 9656140), (26, 8170580), (40, 5310877), (44, 4828070), (52, 4085290), (55, 3862456), (65, 3268232), (88, 2414035), (104, 2042645), (110, 1931228), (130, 1634116), (143, 1485560), (220, 965614), (260, 817058), (286, 742780), (440, 482807), (520, 408529), (572, 371390), (715, 297112), (1144, 185695), (1430, 148556), (2860, 74278), (5720, 37139)]