280111212

素因数分解:

$2^2\times 3^2\times {\mathrm{313}}^1\times {\mathrm{24859}}^1$

素因数の和:25182

約数の個数: 36

約数和(自身を含む): 710349640

約数和(自身を除く): 430238428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 313, 626, 939, 1252, 1878, 2817, 3756, 5634, 11268, 24859, 49718, 74577, 99436, 149154, 223731, 298308, 447462, 894924, 7780867, 15561734, 23342601, 31123468, 46685202, 70027803, 93370404, 140055606, 280111212]

約数ペア:

[(1, 280111212), (2, 140055606), (3, 93370404), (4, 70027803), (6, 46685202), (9, 31123468), (12, 23342601), (18, 15561734), (36, 7780867), (313, 894924), (626, 447462), (939, 298308), (1252, 223731), (1878, 149154), (2817, 99436), (3756, 74577), (5634, 49718), (11268, 24859)]