320499216

素因数分解:

$2^4\times 3^2\times {\mathrm{2225689}}^1$

素因数の和:2225703

約数の個数: 30

約数和(自身を含む): 896953070

約数和(自身を除く): 576453854

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2225689, 4451378, 6677067, 8902756, 13354134, 17805512, 20031201, 26708268, 35611024, 40062402, 53416536, 80124804, 106833072, 160249608, 320499216]

約数ペア:

[(1, 320499216), (2, 160249608), (3, 106833072), (4, 80124804), (6, 53416536), (8, 40062402), (9, 35611024), (12, 26708268), (16, 20031201), (18, 17805512), (24, 13354134), (36, 8902756), (48, 6677067), (72, 4451378), (144, 2225689)]