66413640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{553447}}^1$

素因数の和:553461

約数の個数: 32

約数和(自身を含む): 199241280

約数和(自身を除く): 132827640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 553447, 1106894, 1660341, 2213788, 2767235, 3320682, 4427576, 5534470, 6641364, 8301705, 11068940, 13282728, 16603410, 22137880, 33206820, 66413640]

約数ペア:

[(1, 66413640), (2, 33206820), (3, 22137880), (4, 16603410), (5, 13282728), (6, 11068940), (8, 8301705), (10, 6641364), (12, 5534470), (15, 4427576), (20, 3320682), (24, 2767235), (30, 2213788), (40, 1660341), (60, 1106894), (120, 553447)]