21904560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{10141}}^1$

素因数の和:10163

約数の個数: 80

約数和(自身を含む): 75456480

約数和(自身を除く): 53551920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 10141, 20282, 30423, 40564, 50705, 60846, 81128, 91269, 101410, 121692, 152115, 162256, 182538, 202820, 243384, 273807, 304230, 365076, 405640, 456345, 486768, 547614, 608460, 730152, 811280, 912690, 1095228, 1216920, 1369035, 1460304, 1825380, 2190456, 2433840, 2738070, 3650760, 4380912, 5476140, 7301520, 10952280, 21904560]

約数ペア:

[(1, 21904560), (2, 10952280), (3, 7301520), (4, 5476140), (5, 4380912), (6, 3650760), (8, 2738070), (9, 2433840), (10, 2190456), (12, 1825380), (15, 1460304), (16, 1369035), (18, 1216920), (20, 1095228), (24, 912690), (27, 811280), (30, 730152), (36, 608460), (40, 547614), (45, 486768), (48, 456345), (54, 405640), (60, 365076), (72, 304230), (80, 273807), (90, 243384), (108, 202820), (120, 182538), (135, 162256), (144, 152115), (180, 121692), (216, 101410), (240, 91269), (270, 81128), (360, 60846), (432, 50705), (540, 40564), (720, 30423), (1080, 20282), (2160, 10141)]