123159280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{937}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 301480704

約数和(自身を除く): 178321424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 424, 496, 530, 620, 848, 937, 1060, 1240, 1643, 1874, 2120, 2480, 3286, 3748, 4240, 4685, 6572, 7496, 8215, 9370, 13144, 14992, 16430, 18740, 26288, 29047, 32860, 37480, 49661, 58094, 65720, 74960, 99322, 116188, 131440, 145235, 198644, 232376, 248305, 290470, 397288, 464752, 496610, 580940, 794576, 993220, 1161880, 1539491, 1986440, 2323760, 3078982, 3972880, 6157964, 7697455, 12315928, 15394910, 24631856, 30789820, 61579640, 123159280]

約数ペア:

[(1, 123159280), (2, 61579640), (4, 30789820), (5, 24631856), (8, 15394910), (10, 12315928), (16, 7697455), (20, 6157964), (31, 3972880), (40, 3078982), (53, 2323760), (62, 1986440), (80, 1539491), (106, 1161880), (124, 993220), (155, 794576), (212, 580940), (248, 496610), (265, 464752), (310, 397288), (424, 290470), (496, 248305), (530, 232376), (620, 198644), (848, 145235), (937, 131440), (1060, 116188), (1240, 99322), (1643, 74960), (1874, 65720), (2120, 58094), (2480, 49661), (3286, 37480), (3748, 32860), (4240, 29047), (4685, 26288), (6572, 18740), (7496, 16430), (8215, 14992), (9370, 13144)]