256420152

素因数分解:

$2^3\times 3^2\times {\mathrm{3561391}}^1$

素因数の和:3561403

約数の個数: 24

約数和(自身を含む): 694471440

約数和(自身を除く): 438051288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3561391, 7122782, 10684173, 14245564, 21368346, 28491128, 32052519, 42736692, 64105038, 85473384, 128210076, 256420152]

約数ペア:

[(1, 256420152), (2, 128210076), (3, 85473384), (4, 64105038), (6, 42736692), (8, 32052519), (9, 28491128), (12, 21368346), (18, 14245564), (24, 10684173), (36, 7122782), (72, 3561391)]