256810232

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241363}}^1$

素因数の和:241395

約数の個数: 32

約数和(自身を含む): 579273600

約数和(自身を除く): 322463368

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 241363, 482726, 965452, 1689541, 1930904, 3379082, 4585897, 6758164, 9171794, 13516328, 18343588, 32101279, 36687176, 64202558, 128405116, 256810232]

約数ペア:

[(1, 256810232), (2, 128405116), (4, 64202558), (7, 36687176), (8, 32101279), (14, 18343588), (19, 13516328), (28, 9171794), (38, 6758164), (56, 4585897), (76, 3379082), (133, 1930904), (152, 1689541), (266, 965452), (532, 482726), (1064, 241363)]