315133040

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{11287}}^1$

素因数の和:11649

約数の個数: 40

約数和(自身を含む): 734848800

約数和(自身を除く): 419715760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1396, 1745, 2792, 3490, 5584, 6980, 11287, 13960, 22574, 27920, 45148, 56435, 90296, 112870, 180592, 225740, 451480, 902960, 3939163, 7878326, 15756652, 19695815, 31513304, 39391630, 63026608, 78783260, 157566520, 315133040]

約数ペア:

[(1, 315133040), (2, 157566520), (4, 78783260), (5, 63026608), (8, 39391630), (10, 31513304), (16, 19695815), (20, 15756652), (40, 7878326), (80, 3939163), (349, 902960), (698, 451480), (1396, 225740), (1745, 180592), (2792, 112870), (3490, 90296), (5584, 56435), (6980, 45148), (11287, 27920), (13960, 22574)]