147798680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{217351}}^1$

素因数の和:217379

約数の個数: 32

約数和(自身を含む): 352110240

約数和(自身を除く): 204311560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 217351, 434702, 869404, 1086755, 1738808, 2173510, 3694967, 4347020, 7389934, 8694040, 14779868, 18474835, 29559736, 36949670, 73899340, 147798680]

約数ペア:

[(1, 147798680), (2, 73899340), (4, 36949670), (5, 29559736), (8, 18474835), (10, 14779868), (17, 8694040), (20, 7389934), (34, 4347020), (40, 3694967), (68, 2173510), (85, 1738808), (136, 1086755), (170, 869404), (340, 434702), (680, 217351)]