1316720

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:273

約数の個数: 40

約数和(自身を含む): 3109920

約数和(自身を除く): 1793200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 151, 218, 302, 436, 545, 604, 755, 872, 1090, 1208, 1510, 1744, 2180, 2416, 3020, 4360, 6040, 8720, 12080, 16459, 32918, 65836, 82295, 131672, 164590, 263344, 329180, 658360, 1316720]

約数ペア:

[(1, 1316720), (2, 658360), (4, 329180), (5, 263344), (8, 164590), (10, 131672), (16, 82295), (20, 65836), (40, 32918), (80, 16459), (109, 12080), (151, 8720), (218, 6040), (302, 4360), (436, 3020), (545, 2416), (604, 2180), (755, 1744), (872, 1510), (1090, 1208)]