80121660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1335361}}^1$

素因数の和:1335373

約数の個数: 24

約数和(自身を含む): 224340816

約数和(自身を除く): 144219156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1335361, 2670722, 4006083, 5341444, 6676805, 8012166, 13353610, 16024332, 20030415, 26707220, 40060830, 80121660]

約数ペア:

[(1, 80121660), (2, 40060830), (3, 26707220), (4, 20030415), (5, 16024332), (6, 13353610), (10, 8012166), (12, 6676805), (15, 5341444), (20, 4006083), (30, 2670722), (60, 1335361)]