128190780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{712171}}^1$

素因数の和:712186

約数の個数: 36

約数和(自身を含む): 388845912

約数和(自身を除く): 260655132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 712171, 1424342, 2136513, 2848684, 3560855, 4273026, 6409539, 7121710, 8546052, 10682565, 12819078, 14243420, 21365130, 25638156, 32047695, 42730260, 64095390, 128190780]

約数ペア:

[(1, 128190780), (2, 64095390), (3, 42730260), (4, 32047695), (5, 25638156), (6, 21365130), (9, 14243420), (10, 12819078), (12, 10682565), (15, 8546052), (18, 7121710), (20, 6409539), (30, 4273026), (36, 3560855), (45, 2848684), (60, 2136513), (90, 1424342), (180, 712171)]