280756848

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:814

約数の個数: 80

約数和(自身を含む): 746952192

約数和(自身を除く): 466195344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 331, 431, 492, 656, 662, 862, 984, 993, 1293, 1324, 1724, 1968, 1986, 2586, 2648, 3448, 3972, 5172, 5296, 6896, 7944, 10344, 13571, 15888, 17671, 20688, 27142, 35342, 40713, 53013, 54284, 70684, 81426, 106026, 108568, 141368, 142661, 162852, 212052, 217136, 282736, 285322, 325704, 424104, 427983, 570644, 651408, 848208, 855966, 1141288, 1711932, 2282576, 3423864, 5849101, 6847728, 11698202, 17547303, 23396404, 35094606, 46792808, 70189212, 93585616, 140378424, 280756848]

約数ペア:

[(1, 280756848), (2, 140378424), (3, 93585616), (4, 70189212), (6, 46792808), (8, 35094606), (12, 23396404), (16, 17547303), (24, 11698202), (41, 6847728), (48, 5849101), (82, 3423864), (123, 2282576), (164, 1711932), (246, 1141288), (328, 855966), (331, 848208), (431, 651408), (492, 570644), (656, 427983), (662, 424104), (862, 325704), (984, 285322), (993, 282736), (1293, 217136), (1324, 212052), (1724, 162852), (1968, 142661), (1986, 141368), (2586, 108568), (2648, 106026), (3448, 81426), (3972, 70684), (5172, 54284), (5296, 53013), (6896, 40713), (7944, 35342), (10344, 27142), (13571, 20688), (15888, 17671)]