280858256

素因数分解:

$2^4\times 7^1\times {\mathrm{283}}^1\times {\mathrm{8861}}^1$

素因数の和:9159

約数の個数: 40

約数和(自身を含む): 624168384

約数和(自身を除く): 343310128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 283, 566, 1132, 1981, 2264, 3962, 4528, 7924, 8861, 15848, 17722, 31696, 35444, 62027, 70888, 124054, 141776, 248108, 496216, 992432, 2507663, 5015326, 10030652, 17553641, 20061304, 35107282, 40122608, 70214564, 140429128, 280858256]

約数ペア:

[(1, 280858256), (2, 140429128), (4, 70214564), (7, 40122608), (8, 35107282), (14, 20061304), (16, 17553641), (28, 10030652), (56, 5015326), (112, 2507663), (283, 992432), (566, 496216), (1132, 248108), (1981, 141776), (2264, 124054), (3962, 70888), (4528, 62027), (7924, 35444), (8861, 31696), (15848, 17722)]