71670780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{398171}}^1$

素因数の和:398186

約数の個数: 36

約数和(自身を含む): 217401912

約数和(自身を除く): 145731132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 398171, 796342, 1194513, 1592684, 1990855, 2389026, 3583539, 3981710, 4778052, 5972565, 7167078, 7963420, 11945130, 14334156, 17917695, 23890260, 35835390, 71670780]

約数ペア:

[(1, 71670780), (2, 35835390), (3, 23890260), (4, 17917695), (5, 14334156), (6, 11945130), (9, 7963420), (10, 7167078), (12, 5972565), (15, 4778052), (18, 3981710), (20, 3583539), (30, 2389026), (36, 1990855), (45, 1592684), (60, 1194513), (90, 796342), (180, 398171)]