321736140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{162493}}^1$

素因数の和:162519

約数の個数: 72

約数和(自身を含む): 1064660688

約数和(自身を除く): 742924548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 162493, 324986, 487479, 649972, 812465, 974958, 1462437, 1624930, 1787423, 1949916, 2437395, 2924874, 3249860, 3574846, 4874790, 5362269, 5849748, 7149692, 7312185, 8937115, 9749580, 10724538, 14624370, 16086807, 17874230, 21449076, 26811345, 29248740, 32173614, 35748460, 53622690, 64347228, 80434035, 107245380, 160868070, 321736140]

約数ペア:

[(1, 321736140), (2, 160868070), (3, 107245380), (4, 80434035), (5, 64347228), (6, 53622690), (9, 35748460), (10, 32173614), (11, 29248740), (12, 26811345), (15, 21449076), (18, 17874230), (20, 16086807), (22, 14624370), (30, 10724538), (33, 9749580), (36, 8937115), (44, 7312185), (45, 7149692), (55, 5849748), (60, 5362269), (66, 4874790), (90, 3574846), (99, 3249860), (110, 2924874), (132, 2437395), (165, 1949916), (180, 1787423), (198, 1624930), (220, 1462437), (330, 974958), (396, 812465), (495, 649972), (660, 487479), (990, 324986), (1980, 162493)]