204657720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1705481}}^1$

素因数の和:1705495

約数の個数: 32

約数和(自身を含む): 613973520

約数和(自身を除く): 409315800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1705481, 3410962, 5116443, 6821924, 8527405, 10232886, 13643848, 17054810, 20465772, 25582215, 34109620, 40931544, 51164430, 68219240, 102328860, 204657720]

約数ペア:

[(1, 204657720), (2, 102328860), (3, 68219240), (4, 51164430), (5, 40931544), (6, 34109620), (8, 25582215), (10, 20465772), (12, 17054810), (15, 13643848), (20, 10232886), (24, 8527405), (30, 6821924), (40, 5116443), (60, 3410962), (120, 1705481)]