855894420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{20947}}^1$

素因数の和:21189

約数の個数: 72

約数和(自身を含む): 2607774624

約数和(自身を除く): 1751880204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 1135, 1362, 2043, 2270, 2724, 3405, 4086, 4540, 6810, 8172, 10215, 13620, 20430, 20947, 40860, 41894, 62841, 83788, 104735, 125682, 188523, 209470, 251364, 314205, 377046, 418940, 628410, 754092, 942615, 1256820, 1885230, 3770460, 4754969, 9509938, 14264907, 19019876, 23774845, 28529814, 42794721, 47549690, 57059628, 71324535, 85589442, 95099380, 142649070, 171178884, 213973605, 285298140, 427947210, 855894420]

約数ペア:

[(1, 855894420), (2, 427947210), (3, 285298140), (4, 213973605), (5, 171178884), (6, 142649070), (9, 95099380), (10, 85589442), (12, 71324535), (15, 57059628), (18, 47549690), (20, 42794721), (30, 28529814), (36, 23774845), (45, 19019876), (60, 14264907), (90, 9509938), (180, 4754969), (227, 3770460), (454, 1885230), (681, 1256820), (908, 942615), (1135, 754092), (1362, 628410), (2043, 418940), (2270, 377046), (2724, 314205), (3405, 251364), (4086, 209470), (4540, 188523), (6810, 125682), (8172, 104735), (10215, 83788), (13620, 62841), (20430, 41894), (20947, 40860)]