264730760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17839}}^1$

素因数の和:17910

約数の個数: 64

約数和(自身を含む): 693619200

約数和(自身を除く): 428888440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 17839, 35678, 71356, 89195, 124873, 142712, 178390, 249746, 356780, 499492, 624365, 713560, 945467, 998984, 1248730, 1890934, 2497460, 3781868, 4727335, 4994920, 6618269, 7563736, 9454670, 13236538, 18909340, 26473076, 33091345, 37818680, 52946152, 66182690, 132365380, 264730760]

約数ペア:

[(1, 264730760), (2, 132365380), (4, 66182690), (5, 52946152), (7, 37818680), (8, 33091345), (10, 26473076), (14, 18909340), (20, 13236538), (28, 9454670), (35, 7563736), (40, 6618269), (53, 4994920), (56, 4727335), (70, 3781868), (106, 2497460), (140, 1890934), (212, 1248730), (265, 998984), (280, 945467), (371, 713560), (424, 624365), (530, 499492), (742, 356780), (1060, 249746), (1484, 178390), (1855, 142712), (2120, 124873), (2968, 89195), (3710, 71356), (7420, 35678), (14840, 17839)]