68468880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{285287}}^1$

素因数の和:285303

約数の個数: 40

約数和(自身を含む): 212254272

約数和(自身を除く): 143785392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 285287, 570574, 855861, 1141148, 1426435, 1711722, 2282296, 2852870, 3423444, 4279305, 4564592, 5705740, 6846888, 8558610, 11411480, 13693776, 17117220, 22822960, 34234440, 68468880]

約数ペア:

[(1, 68468880), (2, 34234440), (3, 22822960), (4, 17117220), (5, 13693776), (6, 11411480), (8, 8558610), (10, 6846888), (12, 5705740), (15, 4564592), (16, 4279305), (20, 3423444), (24, 2852870), (30, 2282296), (40, 1711722), (48, 1426435), (60, 1141148), (80, 855861), (120, 570574), (240, 285287)]