87890760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{244141}}^1$

素因数の和:244158

約数の個数: 48

約数和(自身を含む): 285646140

約数和(自身を除く): 197755380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 244141, 488282, 732423, 976564, 1220705, 1464846, 1953128, 2197269, 2441410, 2929692, 3662115, 4394538, 4882820, 5859384, 7324230, 8789076, 9765640, 10986345, 14648460, 17578152, 21972690, 29296920, 43945380, 87890760]

約数ペア:

[(1, 87890760), (2, 43945380), (3, 29296920), (4, 21972690), (5, 17578152), (6, 14648460), (8, 10986345), (9, 9765640), (10, 8789076), (12, 7324230), (15, 5859384), (18, 4882820), (20, 4394538), (24, 3662115), (30, 2929692), (36, 2441410), (40, 2197269), (45, 1953128), (60, 1464846), (72, 1220705), (90, 976564), (120, 732423), (180, 488282), (360, 244141)]