2031221520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2821141}}^1$

素因数の和:2821160

約数の個数: 60

約数和(自身を含む): 6821521356

約数和(自身を除く): 4790299836

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2821141, 5642282, 8463423, 11284564, 14105705, 16926846, 22569128, 25390269, 28211410, 33853692, 42317115, 45138256, 50780538, 56422820, 67707384, 84634230, 101561076, 112845640, 126951345, 135414768, 169268460, 203122152, 225691280, 253902690, 338536920, 406244304, 507805380, 677073840, 1015610760, 2031221520]

約数ペア:

[(1, 2031221520), (2, 1015610760), (3, 677073840), (4, 507805380), (5, 406244304), (6, 338536920), (8, 253902690), (9, 225691280), (10, 203122152), (12, 169268460), (15, 135414768), (16, 126951345), (18, 112845640), (20, 101561076), (24, 84634230), (30, 67707384), (36, 56422820), (40, 50780538), (45, 45138256), (48, 42317115), (60, 33853692), (72, 28211410), (80, 25390269), (90, 22569128), (120, 16926846), (144, 14105705), (180, 11284564), (240, 8463423), (360, 5642282), (720, 2821141)]