21806100240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90858751}}^1$

素因数の和:90858767

約数の個数: 40

約数和(自身を含む): 67598911488

約数和(自身を除く): 45792811248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90858751, 181717502, 272576253, 363435004, 454293755, 545152506, 726870008, 908587510, 1090305012, 1362881265, 1453740016, 1817175020, 2180610024, 2725762530, 3634350040, 4361220048, 5451525060, 7268700080, 10903050120, 21806100240]

約数ペア:

[(1, 21806100240), (2, 10903050120), (3, 7268700080), (4, 5451525060), (5, 4361220048), (6, 3634350040), (8, 2725762530), (10, 2180610024), (12, 1817175020), (15, 1453740016), (16, 1362881265), (20, 1090305012), (24, 908587510), (30, 726870008), (40, 545152506), (48, 454293755), (60, 363435004), (80, 272576253), (120, 181717502), (240, 90858751)]