15787320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131561}}^1$

素因数の和:131575

約数の個数: 32

約数和(自身を含む): 47362320

約数和(自身を除く): 31575000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131561, 263122, 394683, 526244, 657805, 789366, 1052488, 1315610, 1578732, 1973415, 2631220, 3157464, 3946830, 5262440, 7893660, 15787320]

約数ペア:

[(1, 15787320), (2, 7893660), (3, 5262440), (4, 3946830), (5, 3157464), (6, 2631220), (8, 1973415), (10, 1578732), (12, 1315610), (15, 1052488), (20, 789366), (24, 657805), (30, 526244), (40, 394683), (60, 263122), (120, 131561)]