289268880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1205287}}^1$

素因数の和:1205303

約数の個数: 40

約数和(自身を含む): 896734272

約数和(自身を除く): 607465392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1205287, 2410574, 3615861, 4821148, 6026435, 7231722, 9642296, 12052870, 14463444, 18079305, 19284592, 24105740, 28926888, 36158610, 48211480, 57853776, 72317220, 96422960, 144634440, 289268880]

約数ペア:

[(1, 289268880), (2, 144634440), (3, 96422960), (4, 72317220), (5, 57853776), (6, 48211480), (8, 36158610), (10, 28926888), (12, 24105740), (15, 19284592), (16, 18079305), (20, 14463444), (24, 12052870), (30, 9642296), (40, 7231722), (48, 6026435), (60, 4821148), (80, 3615861), (120, 2410574), (240, 1205287)]