128654580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2144243}}^1$

素因数の和:2144255

約数の個数: 24

約数和(自身を含む): 360232992

約数和(自身を除く): 231578412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2144243, 4288486, 6432729, 8576972, 10721215, 12865458, 21442430, 25730916, 32163645, 42884860, 64327290, 128654580]

約数ペア:

[(1, 128654580), (2, 64327290), (3, 42884860), (4, 32163645), (5, 25730916), (6, 21442430), (10, 12865458), (12, 10721215), (15, 8576972), (20, 6432729), (30, 4288486), (60, 2144243)]