20161519320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168012661}}^1$

素因数の和:168012675

約数の個数: 32

約数和(自身を含む): 60484558320

約数和(自身を除く): 40323039000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168012661, 336025322, 504037983, 672050644, 840063305, 1008075966, 1344101288, 1680126610, 2016151932, 2520189915, 3360253220, 4032303864, 5040379830, 6720506440, 10080759660, 20161519320]

約数ペア:

[(1, 20161519320), (2, 10080759660), (3, 6720506440), (4, 5040379830), (5, 4032303864), (6, 3360253220), (8, 2520189915), (10, 2016151932), (12, 1680126610), (15, 1344101288), (20, 1008075966), (24, 840063305), (30, 672050644), (40, 504037983), (60, 336025322), (120, 168012661)]