54267780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{129209}}^1$

素因数の和:129228

約数の個数: 48

約数和(自身を含む): 173658240

約数和(自身を除く): 119390460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 129209, 258418, 387627, 516836, 646045, 775254, 904463, 1292090, 1550508, 1808926, 1938135, 2584180, 2713389, 3617852, 3876270, 4522315, 5426778, 7752540, 9044630, 10853556, 13566945, 18089260, 27133890, 54267780]

約数ペア:

[(1, 54267780), (2, 27133890), (3, 18089260), (4, 13566945), (5, 10853556), (6, 9044630), (7, 7752540), (10, 5426778), (12, 4522315), (14, 3876270), (15, 3617852), (20, 2713389), (21, 2584180), (28, 1938135), (30, 1808926), (35, 1550508), (42, 1292090), (60, 904463), (70, 775254), (84, 646045), (105, 516836), (140, 387627), (210, 258418), (420, 129209)]