81549660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1359161}}^1$

素因数の和:1359173

約数の個数: 24

約数和(自身を含む): 228339216

約数和(自身を除く): 146789556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1359161, 2718322, 4077483, 5436644, 6795805, 8154966, 13591610, 16309932, 20387415, 27183220, 40774830, 81549660]

約数ペア:

[(1, 81549660), (2, 40774830), (3, 27183220), (4, 20387415), (5, 16309932), (6, 13591610), (10, 8154966), (12, 6795805), (15, 5436644), (20, 4077483), (30, 2718322), (60, 1359161)]