56655870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 140299776

約数和(自身を除く): 83643906

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 71, 134, 142, 201, 213, 335, 355, 397, 402, 426, 670, 710, 794, 1005, 1065, 1191, 1985, 2010, 2130, 2382, 3970, 4757, 5955, 9514, 11910, 14271, 23785, 26599, 28187, 28542, 47570, 53198, 56374, 71355, 79797, 84561, 132995, 140935, 142710, 159594, 169122, 265990, 281870, 398985, 422805, 797970, 845610, 1888529, 3777058, 5665587, 9442645, 11331174, 18885290, 28327935, 56655870]

約数ペア:

[(1, 56655870), (2, 28327935), (3, 18885290), (5, 11331174), (6, 9442645), (10, 5665587), (15, 3777058), (30, 1888529), (67, 845610), (71, 797970), (134, 422805), (142, 398985), (201, 281870), (213, 265990), (335, 169122), (355, 159594), (397, 142710), (402, 140935), (426, 132995), (670, 84561), (710, 79797), (794, 71355), (1005, 56374), (1065, 53198), (1191, 47570), (1985, 28542), (2010, 28187), (2130, 26599), (2382, 23785), (3970, 14271), (4757, 11910), (5955, 9514)]