20163555480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1112779}}^1$

素因数の和:1112944

約数の個数: 64

約数和(自身を含む): 60891321600

約数和(自身を除く): 40727766120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2265, 3020, 3624, 4530, 6040, 9060, 18120, 1112779, 2225558, 3338337, 4451116, 5563895, 6676674, 8902232, 11127790, 13353348, 16691685, 22255580, 26706696, 33383370, 44511160, 66766740, 133533480, 168029629, 336059258, 504088887, 672118516, 840148145, 1008177774, 1344237032, 1680296290, 2016355548, 2520444435, 3360592580, 4032711096, 5040888870, 6721185160, 10081777740, 20163555480]

約数ペア:

[(1, 20163555480), (2, 10081777740), (3, 6721185160), (4, 5040888870), (5, 4032711096), (6, 3360592580), (8, 2520444435), (10, 2016355548), (12, 1680296290), (15, 1344237032), (20, 1008177774), (24, 840148145), (30, 672118516), (40, 504088887), (60, 336059258), (120, 168029629), (151, 133533480), (302, 66766740), (453, 44511160), (604, 33383370), (755, 26706696), (906, 22255580), (1208, 16691685), (1510, 13353348), (1812, 11127790), (2265, 8902232), (3020, 6676674), (3624, 5563895), (4530, 4451116), (6040, 3338337), (9060, 2225558), (18120, 1112779)]