161182920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31237}}^1$

素因数の和:31294

約数の個数: 64

約数和(自身を含む): 494809920

約数和(自身を除く): 333627000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 31237, 62474, 93711, 124948, 156185, 187422, 249896, 312370, 374844, 468555, 624740, 749688, 937110, 1249480, 1343191, 1874220, 2686382, 3748440, 4029573, 5372764, 6715955, 8059146, 10745528, 13431910, 16118292, 20147865, 26863820, 32236584, 40295730, 53727640, 80591460, 161182920]

約数ペア:

[(1, 161182920), (2, 80591460), (3, 53727640), (4, 40295730), (5, 32236584), (6, 26863820), (8, 20147865), (10, 16118292), (12, 13431910), (15, 10745528), (20, 8059146), (24, 6715955), (30, 5372764), (40, 4029573), (43, 3748440), (60, 2686382), (86, 1874220), (120, 1343191), (129, 1249480), (172, 937110), (215, 749688), (258, 624740), (344, 468555), (430, 374844), (516, 312370), (645, 249896), (860, 187422), (1032, 156185), (1290, 124948), (1720, 93711), (2580, 62474), (5160, 31237)]