15556920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{129641}}^1$

素因数の和:129655

約数の個数: 32

約数和(自身を含む): 46671120

約数和(自身を除く): 31114200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 129641, 259282, 388923, 518564, 648205, 777846, 1037128, 1296410, 1555692, 1944615, 2592820, 3111384, 3889230, 5185640, 7778460, 15556920]

約数ペア:

[(1, 15556920), (2, 7778460), (3, 5185640), (4, 3889230), (5, 3111384), (6, 2592820), (8, 1944615), (10, 1555692), (12, 1296410), (15, 1037128), (20, 777846), (24, 648205), (30, 518564), (40, 388923), (60, 259282), (120, 129641)]