56728890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1289}}^1$

素因数の和:1468

約数の個数: 64

約数和(自身を含む): 152323200

約数和(自身を除く): 95594310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 163, 270, 326, 489, 815, 978, 1289, 1467, 1630, 2445, 2578, 2934, 3867, 4401, 4890, 6445, 7335, 7734, 8802, 11601, 12890, 14670, 19335, 22005, 23202, 34803, 38670, 44010, 58005, 69606, 116010, 174015, 210107, 348030, 420214, 630321, 1050535, 1260642, 1890963, 2101070, 3151605, 3781926, 5672889, 6303210, 9454815, 11345778, 18909630, 28364445, 56728890]

約数ペア:

[(1, 56728890), (2, 28364445), (3, 18909630), (5, 11345778), (6, 9454815), (9, 6303210), (10, 5672889), (15, 3781926), (18, 3151605), (27, 2101070), (30, 1890963), (45, 1260642), (54, 1050535), (90, 630321), (135, 420214), (163, 348030), (270, 210107), (326, 174015), (489, 116010), (815, 69606), (978, 58005), (1289, 44010), (1467, 38670), (1630, 34803), (2445, 23202), (2578, 22005), (2934, 19335), (3867, 14670), (4401, 12890), (4890, 11601), (6445, 8802), (7335, 7734)]