199470780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1108171}}^1$

素因数の和:1108186

約数の個数: 36

約数和(自身を含む): 605061912

約数和(自身を除く): 405591132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1108171, 2216342, 3324513, 4432684, 5540855, 6649026, 9973539, 11081710, 13298052, 16622565, 19947078, 22163420, 33245130, 39894156, 49867695, 66490260, 99735390, 199470780]

約数ペア:

[(1, 199470780), (2, 99735390), (3, 66490260), (4, 49867695), (5, 39894156), (6, 33245130), (9, 22163420), (10, 19947078), (12, 16622565), (15, 13298052), (18, 11081710), (20, 9973539), (30, 6649026), (36, 5540855), (45, 4432684), (60, 3324513), (90, 2216342), (180, 1108171)]