206931420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1149619}}^1$

素因数の和:1149634

約数の個数: 36

約数和(自身を含む): 627692520

約数和(自身を除く): 420761100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1149619, 2299238, 3448857, 4598476, 5748095, 6897714, 10346571, 11496190, 13795428, 17244285, 20693142, 22992380, 34488570, 41386284, 51732855, 68977140, 103465710, 206931420]

約数ペア:

[(1, 206931420), (2, 103465710), (3, 68977140), (4, 51732855), (5, 41386284), (6, 34488570), (9, 22992380), (10, 20693142), (12, 17244285), (15, 13795428), (18, 11496190), (20, 10346571), (30, 6897714), (36, 5748095), (45, 4598476), (60, 3448857), (90, 2299238), (180, 1149619)]