61578120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{829}}^1$

素因数の和:1462

約数の個数: 64

約数和(自身を含む): 185256000

約数和(自身を除く): 123677880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 619, 829, 1238, 1658, 1857, 2476, 2487, 3095, 3316, 3714, 4145, 4952, 4974, 6190, 6632, 7428, 8290, 9285, 9948, 12380, 12435, 14856, 16580, 18570, 19896, 24760, 24870, 33160, 37140, 49740, 74280, 99480, 513151, 1026302, 1539453, 2052604, 2565755, 3078906, 4105208, 5131510, 6157812, 7697265, 10263020, 12315624, 15394530, 20526040, 30789060, 61578120]

約数ペア:

[(1, 61578120), (2, 30789060), (3, 20526040), (4, 15394530), (5, 12315624), (6, 10263020), (8, 7697265), (10, 6157812), (12, 5131510), (15, 4105208), (20, 3078906), (24, 2565755), (30, 2052604), (40, 1539453), (60, 1026302), (120, 513151), (619, 99480), (829, 74280), (1238, 49740), (1658, 37140), (1857, 33160), (2476, 24870), (2487, 24760), (3095, 19896), (3316, 18570), (3714, 16580), (4145, 14856), (4952, 12435), (4974, 12380), (6190, 9948), (6632, 9285), (7428, 8290)]