256476186608

素因数分解:

$2^4\times {\mathrm{72763}}^1\times {\mathrm{220301}}^1$

素因数の和:293072

約数の個数: 20

約数和(自身を含む): 496931696568

約数和(自身を除く): 240455509960

約数列:

[1, 2, 4, 8, 16, 72763, 145526, 220301, 291052, 440602, 582104, 881204, 1164208, 1762408, 3524816, 16029761663, 32059523326, 64119046652, 128238093304, 256476186608]

約数ペア:

[(1, 256476186608), (2, 128238093304), (4, 64119046652), (8, 32059523326), (16, 16029761663), (72763, 3524816), (145526, 1762408), (220301, 1164208), (291052, 881204), (440602, 582104)]