208766360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16361}}^1$

素因数の和:16412

約数の個数: 64

約数和(自身を含む): 530128800

約数和(自身を除く): 321362440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 6380, 12760, 16361, 32722, 65444, 81805, 130888, 163610, 179971, 327220, 359942, 474469, 654440, 719884, 899855, 948938, 1439768, 1799710, 1897876, 2372345, 3599420, 3795752, 4744690, 5219159, 7198840, 9489380, 10438318, 18978760, 20876636, 26095795, 41753272, 52191590, 104383180, 208766360]

約数ペア:

[(1, 208766360), (2, 104383180), (4, 52191590), (5, 41753272), (8, 26095795), (10, 20876636), (11, 18978760), (20, 10438318), (22, 9489380), (29, 7198840), (40, 5219159), (44, 4744690), (55, 3795752), (58, 3599420), (88, 2372345), (110, 1897876), (116, 1799710), (145, 1439768), (220, 948938), (232, 899855), (290, 719884), (319, 654440), (440, 474469), (580, 359942), (638, 327220), (1160, 179971), (1276, 163610), (1595, 130888), (2552, 81805), (3190, 65444), (6380, 32722), (12760, 16361)]