138626220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{3571}}^1$

素因数の和:4230

約数の個数: 48

約数和(自身を含む): 388862208

約数和(自身を除く): 250235988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 1294, 1941, 2588, 3235, 3571, 3882, 6470, 7142, 7764, 9705, 10713, 12940, 14284, 17855, 19410, 21426, 35710, 38820, 42852, 53565, 71420, 107130, 214260, 2310437, 4620874, 6931311, 9241748, 11552185, 13862622, 23104370, 27725244, 34656555, 46208740, 69313110, 138626220]

約数ペア:

[(1, 138626220), (2, 69313110), (3, 46208740), (4, 34656555), (5, 27725244), (6, 23104370), (10, 13862622), (12, 11552185), (15, 9241748), (20, 6931311), (30, 4620874), (60, 2310437), (647, 214260), (1294, 107130), (1941, 71420), (2588, 53565), (3235, 42852), (3571, 38820), (3882, 35710), (6470, 21426), (7142, 19410), (7764, 17855), (9705, 14284), (10713, 12940)]