261489408

素因数分解:

$2^8\times 3^1\times {\mathrm{340481}}^1$

素因数の和:340500

約数の個数: 36

約数和(自身を含む): 695945208

約数和(自身を除く): 434455800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 340481, 680962, 1021443, 1361924, 2042886, 2723848, 4085772, 5447696, 8171544, 10895392, 16343088, 21790784, 32686176, 43581568, 65372352, 87163136, 130744704, 261489408]

約数ペア:

[(1, 261489408), (2, 130744704), (3, 87163136), (4, 65372352), (6, 43581568), (8, 32686176), (12, 21790784), (16, 16343088), (24, 10895392), (32, 8171544), (48, 5447696), (64, 4085772), (96, 2723848), (128, 2042886), (192, 1361924), (256, 1021443), (384, 680962), (768, 340481)]