68249240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 158427360

約数和(自身を除く): 90178120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 83, 122, 166, 244, 305, 332, 337, 415, 488, 610, 664, 674, 830, 1220, 1348, 1660, 1685, 2440, 2696, 3320, 3370, 5063, 6740, 10126, 13480, 20252, 20557, 25315, 27971, 40504, 41114, 50630, 55942, 82228, 101260, 102785, 111884, 139855, 164456, 202520, 205570, 223768, 279710, 411140, 559420, 822280, 1118840, 1706231, 3412462, 6824924, 8531155, 13649848, 17062310, 34124620, 68249240]

約数ペア:

[(1, 68249240), (2, 34124620), (4, 17062310), (5, 13649848), (8, 8531155), (10, 6824924), (20, 3412462), (40, 1706231), (61, 1118840), (83, 822280), (122, 559420), (166, 411140), (244, 279710), (305, 223768), (332, 205570), (337, 202520), (415, 164456), (488, 139855), (610, 111884), (664, 102785), (674, 101260), (830, 82228), (1220, 55942), (1348, 50630), (1660, 41114), (1685, 40504), (2440, 27971), (2696, 25315), (3320, 20557), (3370, 20252), (5063, 13480), (6740, 10126)]