240707600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{12281}}^1$

素因数の和:12313

約数の個数: 90

約数和(自身を含む): 672771114

約数和(自身を除く): 432063514

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 12281, 19600, 24562, 49124, 61405, 85967, 98248, 122810, 171934, 196496, 245620, 307025, 343868, 429835, 491240, 601769, 614050, 687736, 859670, 982480, 1203538, 1228100, 1375472, 1719340, 2149175, 2407076, 2456200, 3008845, 3438680, 4298350, 4814152, 4912400, 6017690, 6877360, 8596700, 9628304, 12035380, 15044225, 17193400, 24070760, 30088450, 34386800, 48141520, 60176900, 120353800, 240707600]

約数ペア:

[(1, 240707600), (2, 120353800), (4, 60176900), (5, 48141520), (7, 34386800), (8, 30088450), (10, 24070760), (14, 17193400), (16, 15044225), (20, 12035380), (25, 9628304), (28, 8596700), (35, 6877360), (40, 6017690), (49, 4912400), (50, 4814152), (56, 4298350), (70, 3438680), (80, 3008845), (98, 2456200), (100, 2407076), (112, 2149175), (140, 1719340), (175, 1375472), (196, 1228100), (200, 1203538), (245, 982480), (280, 859670), (350, 687736), (392, 614050), (400, 601769), (490, 491240), (560, 429835), (700, 343868), (784, 307025), (980, 245620), (1225, 196496), (1400, 171934), (1960, 122810), (2450, 98248), (2800, 85967), (3920, 61405), (4900, 49124), (9800, 24562), (12281, 19600)]