165222840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1381}}^1$

素因数の和:2392

約数の個数: 64

約数和(自身を含む): 496524960

約数和(自身を除く): 331302120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 997, 1381, 1994, 2762, 2991, 3988, 4143, 4985, 5524, 5982, 6905, 7976, 8286, 9970, 11048, 11964, 13810, 14955, 16572, 19940, 20715, 23928, 27620, 29910, 33144, 39880, 41430, 55240, 59820, 82860, 119640, 165720, 1376857, 2753714, 4130571, 5507428, 6884285, 8261142, 11014856, 13768570, 16522284, 20652855, 27537140, 33044568, 41305710, 55074280, 82611420, 165222840]

約数ペア:

[(1, 165222840), (2, 82611420), (3, 55074280), (4, 41305710), (5, 33044568), (6, 27537140), (8, 20652855), (10, 16522284), (12, 13768570), (15, 11014856), (20, 8261142), (24, 6884285), (30, 5507428), (40, 4130571), (60, 2753714), (120, 1376857), (997, 165720), (1381, 119640), (1994, 82860), (2762, 59820), (2991, 55240), (3988, 41430), (4143, 39880), (4985, 33144), (5524, 29910), (5982, 27620), (6905, 23928), (7976, 20715), (8286, 19940), (9970, 16572), (11048, 14955), (11964, 13810)]