15397320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128311}}^1$

素因数の和:128325

約数の個数: 32

約数和(自身を含む): 46192320

約数和(自身を除く): 30795000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128311, 256622, 384933, 513244, 641555, 769866, 1026488, 1283110, 1539732, 1924665, 2566220, 3079464, 3849330, 5132440, 7698660, 15397320]

約数ペア:

[(1, 15397320), (2, 7698660), (3, 5132440), (4, 3849330), (5, 3079464), (6, 2566220), (8, 1924665), (10, 1539732), (12, 1283110), (15, 1026488), (20, 769866), (24, 641555), (30, 513244), (40, 384933), (60, 256622), (120, 128311)]