66998280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{558319}}^1$

素因数の和:558333

約数の個数: 32

約数和(自身を含む): 200995200

約数和(自身を除く): 133996920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 558319, 1116638, 1674957, 2233276, 2791595, 3349914, 4466552, 5583190, 6699828, 8374785, 11166380, 13399656, 16749570, 22332760, 33499140, 66998280]

約数ペア:

[(1, 66998280), (2, 33499140), (3, 22332760), (4, 16749570), (5, 13399656), (6, 11166380), (8, 8374785), (10, 6699828), (12, 5583190), (15, 4466552), (20, 3349914), (24, 2791595), (30, 2233276), (40, 1674957), (60, 1116638), (120, 558319)]