219630780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1220171}}^1$

素因数の和:1220186

約数の個数: 36

約数和(自身を含む): 666213912

約数和(自身を除く): 446583132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1220171, 2440342, 3660513, 4880684, 6100855, 7321026, 10981539, 12201710, 14642052, 18302565, 21963078, 24403420, 36605130, 43926156, 54907695, 73210260, 109815390, 219630780]

約数ペア:

[(1, 219630780), (2, 109815390), (3, 73210260), (4, 54907695), (5, 43926156), (6, 36605130), (9, 24403420), (10, 21963078), (12, 18302565), (15, 14642052), (18, 12201710), (20, 10981539), (30, 7321026), (36, 6100855), (45, 4880684), (60, 3660513), (90, 2440342), (180, 1220171)]