128236434

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 283392000

約数和(自身を除く): 155155566

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 79, 87, 114, 158, 174, 237, 474, 491, 551, 982, 1102, 1473, 1501, 1653, 2291, 2946, 3002, 3306, 4503, 4582, 6873, 9006, 9329, 13746, 14239, 18658, 27987, 28478, 38789, 42717, 43529, 55974, 77578, 85434, 87058, 116367, 130587, 232734, 261174, 270541, 541082, 736991, 811623, 1124881, 1473982, 1623246, 2210973, 2249762, 3374643, 4421946, 6749286, 21372739, 42745478, 64118217, 128236434]

約数ペア:

[(1, 128236434), (2, 64118217), (3, 42745478), (6, 21372739), (19, 6749286), (29, 4421946), (38, 3374643), (57, 2249762), (58, 2210973), (79, 1623246), (87, 1473982), (114, 1124881), (158, 811623), (174, 736991), (237, 541082), (474, 270541), (491, 261174), (551, 232734), (982, 130587), (1102, 116367), (1473, 87058), (1501, 85434), (1653, 77578), (2291, 55974), (2946, 43529), (3002, 42717), (3306, 38789), (4503, 28478), (4582, 27987), (6873, 18658), (9006, 14239), (9329, 13746)]