81044940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1350749}}^1$

素因数の和:1350761

約数の個数: 24

約数和(自身を含む): 226926000

約数和(自身を除く): 145881060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1350749, 2701498, 4052247, 5402996, 6753745, 8104494, 13507490, 16208988, 20261235, 27014980, 40522470, 81044940]

約数ペア:

[(1, 81044940), (2, 40522470), (3, 27014980), (4, 20261235), (5, 16208988), (6, 13507490), (10, 8104494), (12, 6753745), (15, 5402996), (20, 4052247), (30, 2701498), (60, 1350749)]