268741520

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{7583}}^1$

素因数の和:8039

約数の個数: 40

約数和(自身を含む): 626317056

約数和(自身を除く): 357575536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2215, 3544, 4430, 7088, 7583, 8860, 15166, 17720, 30332, 35440, 37915, 60664, 75830, 121328, 151660, 303320, 606640, 3359269, 6718538, 13437076, 16796345, 26874152, 33592690, 53748304, 67185380, 134370760, 268741520]

約数ペア:

[(1, 268741520), (2, 134370760), (4, 67185380), (5, 53748304), (8, 33592690), (10, 26874152), (16, 16796345), (20, 13437076), (40, 6718538), (80, 3359269), (443, 606640), (886, 303320), (1772, 151660), (2215, 121328), (3544, 75830), (4430, 60664), (7088, 37915), (7583, 35440), (8860, 30332), (15166, 17720)]