256420504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{14929}}^1$

素因数の和:15067

約数の個数: 32

約数和(自身を含む): 510606000

約数和(自身を除く): 254185496

約数列:

[1, 2, 4, 8, 19, 38, 76, 113, 152, 226, 452, 904, 2147, 4294, 8588, 14929, 17176, 29858, 59716, 119432, 283651, 567302, 1134604, 1686977, 2269208, 3373954, 6747908, 13495816, 32052563, 64105126, 128210252, 256420504]

約数ペア:

[(1, 256420504), (2, 128210252), (4, 64105126), (8, 32052563), (19, 13495816), (38, 6747908), (76, 3373954), (113, 2269208), (152, 1686977), (226, 1134604), (452, 567302), (904, 283651), (2147, 119432), (4294, 59716), (8588, 29858), (14929, 17176)]