128428656

素因数分解:

$2^4\times 3^1\times {\mathrm{881}}^1\times {\mathrm{3037}}^1$

素因数の和:3929

約数の個数: 40

約数和(自身を含む): 332259984

約数和(自身を除く): 203831328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 881, 1762, 2643, 3037, 3524, 5286, 6074, 7048, 9111, 10572, 12148, 14096, 18222, 21144, 24296, 36444, 42288, 48592, 72888, 145776, 2675597, 5351194, 8026791, 10702388, 16053582, 21404776, 32107164, 42809552, 64214328, 128428656]

約数ペア:

[(1, 128428656), (2, 64214328), (3, 42809552), (4, 32107164), (6, 21404776), (8, 16053582), (12, 10702388), (16, 8026791), (24, 5351194), (48, 2675597), (881, 145776), (1762, 72888), (2643, 48592), (3037, 42288), (3524, 36444), (5286, 24296), (6074, 21144), (7048, 18222), (9111, 14096), (10572, 12148)]