161212440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6367}}^1$

素因数の和:6592

約数の個数: 64

約数和(自身を含む): 486005760

約数和(自身を除く): 324793320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 6367, 8440, 12660, 12734, 19101, 25320, 25468, 31835, 38202, 50936, 63670, 76404, 95505, 127340, 152808, 191010, 254680, 382020, 764040, 1343437, 2686874, 4030311, 5373748, 6717185, 8060622, 10747496, 13434370, 16121244, 20151555, 26868740, 32242488, 40303110, 53737480, 80606220, 161212440]

約数ペア:

[(1, 161212440), (2, 80606220), (3, 53737480), (4, 40303110), (5, 32242488), (6, 26868740), (8, 20151555), (10, 16121244), (12, 13434370), (15, 10747496), (20, 8060622), (24, 6717185), (30, 5373748), (40, 4030311), (60, 2686874), (120, 1343437), (211, 764040), (422, 382020), (633, 254680), (844, 191010), (1055, 152808), (1266, 127340), (1688, 95505), (2110, 76404), (2532, 63670), (3165, 50936), (4220, 38202), (5064, 31835), (6330, 25468), (6367, 25320), (8440, 19101), (12660, 12734)]