211156740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{391031}}^1$

素因数の和:391049

約数の個数: 48

約数和(自身を含む): 656933760

約数和(自身を除く): 445777020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 391031, 782062, 1173093, 1564124, 1955155, 2346186, 3519279, 3910310, 4692372, 5865465, 7038558, 7820620, 10557837, 11730930, 14077116, 17596395, 21115674, 23461860, 35192790, 42231348, 52789185, 70385580, 105578370, 211156740]

約数ペア:

[(1, 211156740), (2, 105578370), (3, 70385580), (4, 52789185), (5, 42231348), (6, 35192790), (9, 23461860), (10, 21115674), (12, 17596395), (15, 14077116), (18, 11730930), (20, 10557837), (27, 7820620), (30, 7038558), (36, 5865465), (45, 4692372), (54, 3910310), (60, 3519279), (90, 2346186), (108, 1955155), (135, 1564124), (180, 1173093), (270, 782062), (540, 391031)]