15681180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{261353}}^1$

素因数の和:261365

約数の個数: 24

約数和(自身を含む): 43907472

約数和(自身を除く): 28226292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 261353, 522706, 784059, 1045412, 1306765, 1568118, 2613530, 3136236, 3920295, 5227060, 7840590, 15681180]

約数ペア:

[(1, 15681180), (2, 7840590), (3, 5227060), (4, 3920295), (5, 3136236), (6, 2613530), (10, 1568118), (12, 1306765), (15, 1045412), (20, 784059), (30, 522706), (60, 261353)]