15998280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{133319}}^1$

素因数の和:133333

約数の個数: 32

約数和(自身を含む): 47995200

約数和(自身を除く): 31996920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 133319, 266638, 399957, 533276, 666595, 799914, 1066552, 1333190, 1599828, 1999785, 2666380, 3199656, 3999570, 5332760, 7999140, 15998280]

約数ペア:

[(1, 15998280), (2, 7999140), (3, 5332760), (4, 3999570), (5, 3199656), (6, 2666380), (8, 1999785), (10, 1599828), (12, 1333190), (15, 1066552), (20, 799914), (24, 666595), (30, 533276), (40, 399957), (60, 266638), (120, 133319)]