210945780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1171921}}^1$

素因数の和:1171936

約数の個数: 36

約数和(自身を含む): 639869412

約数和(自身を除く): 428923632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1171921, 2343842, 3515763, 4687684, 5859605, 7031526, 10547289, 11719210, 14063052, 17578815, 21094578, 23438420, 35157630, 42189156, 52736445, 70315260, 105472890, 210945780]

約数ペア:

[(1, 210945780), (2, 105472890), (3, 70315260), (4, 52736445), (5, 42189156), (6, 35157630), (9, 23438420), (10, 21094578), (12, 17578815), (15, 14063052), (18, 11719210), (20, 10547289), (30, 7031526), (36, 5859605), (45, 4687684), (60, 3515763), (90, 2343842), (180, 1171921)]