221488140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3691469}}^1$

素因数の和:3691481

約数の個数: 24

約数和(自身を含む): 620166960

約数和(自身を除く): 398678820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3691469, 7382938, 11074407, 14765876, 18457345, 22148814, 36914690, 44297628, 55372035, 73829380, 110744070, 221488140]

約数ペア:

[(1, 221488140), (2, 110744070), (3, 73829380), (4, 55372035), (5, 44297628), (6, 36914690), (10, 22148814), (12, 18457345), (15, 14765876), (20, 11074407), (30, 7382938), (60, 3691469)]