66587880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{554899}}^1$

素因数の和:554913

約数の個数: 32

約数和(自身を含む): 199764000

約数和(自身を除く): 133176120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 554899, 1109798, 1664697, 2219596, 2774495, 3329394, 4439192, 5548990, 6658788, 8323485, 11097980, 13317576, 16646970, 22195960, 33293940, 66587880]

約数ペア:

[(1, 66587880), (2, 33293940), (3, 22195960), (4, 16646970), (5, 13317576), (6, 11097980), (8, 8323485), (10, 6658788), (12, 5548990), (15, 4439192), (20, 3329394), (24, 2774495), (30, 2219596), (40, 1664697), (60, 1109798), (120, 554899)]