13128660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{72937}}^1$

素因数の和:72952

約数の個数: 36

約数和(自身を含む): 39824148

約数和(自身を除く): 26695488

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 72937, 145874, 218811, 291748, 364685, 437622, 656433, 729370, 875244, 1094055, 1312866, 1458740, 2188110, 2625732, 3282165, 4376220, 6564330, 13128660]

約数ペア:

[(1, 13128660), (2, 6564330), (3, 4376220), (4, 3282165), (5, 2625732), (6, 2188110), (9, 1458740), (10, 1312866), (12, 1094055), (15, 875244), (18, 729370), (20, 656433), (30, 437622), (36, 364685), (45, 291748), (60, 218811), (90, 145874), (180, 72937)]