210878980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^2\times {\mathrm{233}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 487213272

約数和(自身を除く): 276334292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 233, 236, 260, 295, 466, 590, 767, 932, 1165, 1180, 1534, 2330, 3029, 3068, 3481, 3835, 4660, 6058, 6962, 7670, 12116, 13747, 13924, 15145, 15340, 17405, 27494, 30290, 34810, 45253, 54988, 60580, 68735, 69620, 90506, 137470, 178711, 181012, 226265, 274940, 357422, 452530, 714844, 811073, 893555, 905060, 1622146, 1787110, 3244292, 3574220, 4055365, 8110730, 10543949, 16221460, 21087898, 42175796, 52719745, 105439490, 210878980]

約数ペア:

[(1, 210878980), (2, 105439490), (4, 52719745), (5, 42175796), (10, 21087898), (13, 16221460), (20, 10543949), (26, 8110730), (52, 4055365), (59, 3574220), (65, 3244292), (118, 1787110), (130, 1622146), (233, 905060), (236, 893555), (260, 811073), (295, 714844), (466, 452530), (590, 357422), (767, 274940), (932, 226265), (1165, 181012), (1180, 178711), (1534, 137470), (2330, 90506), (3029, 69620), (3068, 68735), (3481, 60580), (3835, 54988), (4660, 45253), (6058, 34810), (6962, 30290), (7670, 27494), (12116, 17405), (13747, 15340), (13924, 15145)]