156764740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{15161}}^1$

素因数の和:15228

約数の個数: 48

約数和(自身を含む): 366799104

約数和(自身を除く): 210034364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 15161, 30322, 60644, 75805, 151610, 166771, 303220, 333542, 667084, 712567, 833855, 1425134, 1667710, 2850268, 3335420, 3562835, 7125670, 7838237, 14251340, 15676474, 31352948, 39191185, 78382370, 156764740]

約数ペア:

[(1, 156764740), (2, 78382370), (4, 39191185), (5, 31352948), (10, 15676474), (11, 14251340), (20, 7838237), (22, 7125670), (44, 3562835), (47, 3335420), (55, 2850268), (94, 1667710), (110, 1425134), (188, 833855), (220, 712567), (235, 667084), (470, 333542), (517, 303220), (940, 166771), (1034, 151610), (2068, 75805), (2585, 60644), (5170, 30322), (10340, 15161)]