209218920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1743491}}^1$

素因数の和:1743505

約数の個数: 32

約数和(自身を含む): 627657120

約数和(自身を除く): 418438200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1743491, 3486982, 5230473, 6973964, 8717455, 10460946, 13947928, 17434910, 20921892, 26152365, 34869820, 41843784, 52304730, 69739640, 104609460, 209218920]

約数ペア:

[(1, 209218920), (2, 104609460), (3, 69739640), (4, 52304730), (5, 41843784), (6, 34869820), (8, 26152365), (10, 20921892), (12, 17434910), (15, 13947928), (20, 10460946), (24, 8717455), (30, 6973964), (40, 5230473), (60, 3486982), (120, 1743491)]