68518520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2287}}^1$

素因数の和:2412

約数の個数: 64

約数和(自身を含む): 177914880

約数和(自身を除く): 109396360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2287, 2996, 3745, 4280, 4574, 5992, 7490, 9148, 11435, 14980, 16009, 18296, 22870, 29960, 32018, 45740, 64036, 80045, 91480, 128072, 160090, 244709, 320180, 489418, 640360, 978836, 1223545, 1712963, 1957672, 2447090, 3425926, 4894180, 6851852, 8564815, 9788360, 13703704, 17129630, 34259260, 68518520]

約数ペア:

[(1, 68518520), (2, 34259260), (4, 17129630), (5, 13703704), (7, 9788360), (8, 8564815), (10, 6851852), (14, 4894180), (20, 3425926), (28, 2447090), (35, 1957672), (40, 1712963), (56, 1223545), (70, 978836), (107, 640360), (140, 489418), (214, 320180), (280, 244709), (428, 160090), (535, 128072), (749, 91480), (856, 80045), (1070, 64036), (1498, 45740), (2140, 32018), (2287, 29960), (2996, 22870), (3745, 18296), (4280, 16009), (4574, 14980), (5992, 11435), (7490, 9148)]