66639480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{997}}^1$

素因数の和:1568

約数の個数: 64

約数和(自身を含む): 200478240

約数和(自身を除く): 133838760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 557, 997, 1114, 1671, 1994, 2228, 2785, 2991, 3342, 3988, 4456, 4985, 5570, 5982, 6684, 7976, 8355, 9970, 11140, 11964, 13368, 14955, 16710, 19940, 22280, 23928, 29910, 33420, 39880, 59820, 66840, 119640, 555329, 1110658, 1665987, 2221316, 2776645, 3331974, 4442632, 5553290, 6663948, 8329935, 11106580, 13327896, 16659870, 22213160, 33319740, 66639480]

約数ペア:

[(1, 66639480), (2, 33319740), (3, 22213160), (4, 16659870), (5, 13327896), (6, 11106580), (8, 8329935), (10, 6663948), (12, 5553290), (15, 4442632), (20, 3331974), (24, 2776645), (30, 2221316), (40, 1665987), (60, 1110658), (120, 555329), (557, 119640), (997, 66840), (1114, 59820), (1671, 39880), (1994, 33420), (2228, 29910), (2785, 23928), (2991, 22280), (3342, 19940), (3988, 16710), (4456, 14955), (4985, 13368), (5570, 11964), (5982, 11140), (6684, 9970), (7976, 8355)]