70180020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43321}}^1$

素因数の和:43342

約数の個数: 60

約数和(自身を含む): 220162404

約数和(自身を除く): 149982384

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 43321, 86642, 129963, 173284, 216605, 259926, 389889, 433210, 519852, 649815, 779778, 866420, 1169667, 1299630, 1559556, 1949445, 2339334, 2599260, 3509001, 3898890, 4678668, 5848335, 7018002, 7797780, 11696670, 14036004, 17545005, 23393340, 35090010, 70180020]

約数ペア:

[(1, 70180020), (2, 35090010), (3, 23393340), (4, 17545005), (5, 14036004), (6, 11696670), (9, 7797780), (10, 7018002), (12, 5848335), (15, 4678668), (18, 3898890), (20, 3509001), (27, 2599260), (30, 2339334), (36, 1949445), (45, 1559556), (54, 1299630), (60, 1169667), (81, 866420), (90, 779778), (108, 649815), (135, 519852), (162, 433210), (180, 389889), (270, 259926), (324, 216605), (405, 173284), (540, 129963), (810, 86642), (1620, 43321)]