128757648

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{37781}}^1$

素因数の和:37863

約数の個数: 40

約数和(自身を含む): 337317696

約数和(自身を除く): 208560048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 37781, 75562, 113343, 151124, 226686, 302248, 453372, 604496, 906744, 1813488, 2682451, 5364902, 8047353, 10729804, 16094706, 21459608, 32189412, 42919216, 64378824, 128757648]

約数ペア:

[(1, 128757648), (2, 64378824), (3, 42919216), (4, 32189412), (6, 21459608), (8, 16094706), (12, 10729804), (16, 8047353), (24, 5364902), (48, 2682451), (71, 1813488), (142, 906744), (213, 604496), (284, 453372), (426, 302248), (568, 226686), (852, 151124), (1136, 113343), (1704, 75562), (3408, 37781)]