137998960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{156817}}^1$

素因数の和:156841

約数の個数: 40

約数和(自身を含む): 350017776

約数和(自身を除く): 212018816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 156817, 313634, 627268, 784085, 1254536, 1568170, 1724987, 2509072, 3136340, 3449974, 6272680, 6899948, 8624935, 12545360, 13799896, 17249870, 27599792, 34499740, 68999480, 137998960]

約数ペア:

[(1, 137998960), (2, 68999480), (4, 34499740), (5, 27599792), (8, 17249870), (10, 13799896), (11, 12545360), (16, 8624935), (20, 6899948), (22, 6272680), (40, 3449974), (44, 3136340), (55, 2509072), (80, 1724987), (88, 1568170), (110, 1254536), (176, 784085), (220, 627268), (440, 313634), (880, 156817)]