268130408

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^2$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 644636160

約数和(自身を除く): 376505752

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 109, 124, 182, 217, 218, 248, 364, 403, 434, 436, 728, 763, 806, 868, 872, 1417, 1526, 1612, 1736, 2821, 2834, 3052, 3224, 3379, 5642, 5668, 6104, 6758, 9919, 11284, 11336, 11881, 13516, 19838, 22568, 23653, 23762, 27032, 39676, 43927, 47306, 47524, 79352, 83167, 87854, 94612, 95048, 154453, 166334, 175708, 189224, 307489, 308906, 332668, 351416, 368311, 614978, 617812, 665336, 736622, 1081171, 1229956, 1235624, 1473244, 2162342, 2459912, 2578177, 2946488, 4324684, 4788043, 5156354, 8649368, 9576086, 10312708, 19152172, 20625416, 33516301, 38304344, 67032602, 134065204, 268130408]

約数ペア:

[(1, 268130408), (2, 134065204), (4, 67032602), (7, 38304344), (8, 33516301), (13, 20625416), (14, 19152172), (26, 10312708), (28, 9576086), (31, 8649368), (52, 5156354), (56, 4788043), (62, 4324684), (91, 2946488), (104, 2578177), (109, 2459912), (124, 2162342), (182, 1473244), (217, 1235624), (218, 1229956), (248, 1081171), (364, 736622), (403, 665336), (434, 617812), (436, 614978), (728, 368311), (763, 351416), (806, 332668), (868, 308906), (872, 307489), (1417, 189224), (1526, 175708), (1612, 166334), (1736, 154453), (2821, 95048), (2834, 94612), (3052, 87854), (3224, 83167), (3379, 79352), (5642, 47524), (5668, 47306), (6104, 43927), (6758, 39676), (9919, 27032), (11284, 23762), (11336, 23653), (11881, 22568), (13516, 19838)]