205812420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10753}}^1$

素因数の和:10805

約数の個数: 96

約数和(自身を含む): 650401920

約数和(自身を除く): 444589500

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 1276, 1595, 1740, 1914, 3190, 3828, 4785, 6380, 9570, 10753, 19140, 21506, 32259, 43012, 53765, 64518, 107530, 118283, 129036, 161295, 215060, 236566, 311837, 322590, 354849, 473132, 591415, 623674, 645180, 709698, 935511, 1182830, 1247348, 1419396, 1559185, 1774245, 1871022, 2365660, 3118370, 3430207, 3548490, 3742044, 4677555, 6236740, 6860414, 7096980, 9355110, 10290621, 13720828, 17151035, 18710220, 20581242, 34302070, 41162484, 51453105, 68604140, 102906210, 205812420]

約数ペア:

[(1, 205812420), (2, 102906210), (3, 68604140), (4, 51453105), (5, 41162484), (6, 34302070), (10, 20581242), (11, 18710220), (12, 17151035), (15, 13720828), (20, 10290621), (22, 9355110), (29, 7096980), (30, 6860414), (33, 6236740), (44, 4677555), (55, 3742044), (58, 3548490), (60, 3430207), (66, 3118370), (87, 2365660), (110, 1871022), (116, 1774245), (132, 1559185), (145, 1419396), (165, 1247348), (174, 1182830), (220, 935511), (290, 709698), (319, 645180), (330, 623674), (348, 591415), (435, 473132), (580, 354849), (638, 322590), (660, 311837), (870, 236566), (957, 215060), (1276, 161295), (1595, 129036), (1740, 118283), (1914, 107530), (3190, 64518), (3828, 53765), (4785, 43012), (6380, 32259), (9570, 21506), (10753, 19140)]