138321660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2305361}}^1$

素因数の和:2305373

約数の個数: 24

約数和(自身を含む): 387300816

約数和(自身を除く): 248979156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2305361, 4610722, 6916083, 9221444, 11526805, 13832166, 23053610, 27664332, 34580415, 46107220, 69160830, 138321660]

約数ペア:

[(1, 138321660), (2, 69160830), (3, 46107220), (4, 34580415), (5, 27664332), (6, 23053610), (10, 13832166), (12, 11526805), (15, 9221444), (20, 6916083), (30, 4610722), (60, 2305361)]