664895940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{165397}}^1$

素因数の和:165476

約数の個数: 48

約数和(自身を含む): 1889506752

約数和(自身を除く): 1224610812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 165397, 330794, 496191, 661588, 826985, 992382, 1653970, 1984764, 2480955, 3307940, 4961910, 9923820, 11081599, 22163198, 33244797, 44326396, 55407995, 66489594, 110815990, 132979188, 166223985, 221631980, 332447970, 664895940]

約数ペア:

[(1, 664895940), (2, 332447970), (3, 221631980), (4, 166223985), (5, 132979188), (6, 110815990), (10, 66489594), (12, 55407995), (15, 44326396), (20, 33244797), (30, 22163198), (60, 11081599), (67, 9923820), (134, 4961910), (201, 3307940), (268, 2480955), (335, 1984764), (402, 1653970), (670, 992382), (804, 826985), (1005, 661588), (1340, 496191), (2010, 330794), (4020, 165397)]