320162060464

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{143957761}}^1$

素因数の和:143957908

約数の個数: 20

約数和(自身を含む): 624776687080

約数和(自身を除く): 304614626616

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 143957761, 287915522, 575831044, 1151662088, 2303324176, 20010128779, 40020257558, 80040515116, 160081030232, 320162060464]

約数ペア:

[(1, 320162060464), (2, 160081030232), (4, 80040515116), (8, 40020257558), (16, 20010128779), (139, 2303324176), (278, 1151662088), (556, 575831044), (1112, 287915522), (2224, 143957761)]