121685440

素因数分解:

$2^6\times 5^1\times {\mathrm{380267}}^1$

素因数の和:380284

約数の個数: 28

約数和(自身を含む): 289764216

約数和(自身を除く): 168078776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 380267, 760534, 1521068, 1901335, 3042136, 3802670, 6084272, 7605340, 12168544, 15210680, 24337088, 30421360, 60842720, 121685440]

約数ペア:

[(1, 121685440), (2, 60842720), (4, 30421360), (5, 24337088), (8, 15210680), (10, 12168544), (16, 7605340), (20, 6084272), (32, 3802670), (40, 3042136), (64, 1901335), (80, 1521068), (160, 760534), (320, 380267)]