257990256

素因数分解:

$2^4\times 3^2\times {\mathrm{1791599}}^1$

素因数の和:1791613

約数の個数: 30

約数和(自身を含む): 722014800

約数和(自身を除く): 464024544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1791599, 3583198, 5374797, 7166396, 10749594, 14332792, 16124391, 21499188, 28665584, 32248782, 42998376, 64497564, 85996752, 128995128, 257990256]

約数ペア:

[(1, 257990256), (2, 128995128), (3, 85996752), (4, 64497564), (6, 42998376), (8, 32248782), (9, 28665584), (12, 21499188), (16, 16124391), (18, 14332792), (24, 10749594), (36, 7166396), (48, 5374797), (72, 3583198), (144, 1791599)]