31194810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1279}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 81469440

約数和(自身を除く): 50274630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 271, 542, 813, 1279, 1355, 1626, 2439, 2558, 2710, 3837, 4065, 4878, 6395, 7674, 8130, 11511, 12195, 12790, 19185, 23022, 24390, 38370, 57555, 115110, 346609, 693218, 1039827, 1733045, 2079654, 3119481, 3466090, 5199135, 6238962, 10398270, 15597405, 31194810]

約数ペア:

[(1, 31194810), (2, 15597405), (3, 10398270), (5, 6238962), (6, 5199135), (9, 3466090), (10, 3119481), (15, 2079654), (18, 1733045), (30, 1039827), (45, 693218), (90, 346609), (271, 115110), (542, 57555), (813, 38370), (1279, 24390), (1355, 23022), (1626, 19185), (2439, 12790), (2558, 12195), (2710, 11511), (3837, 8130), (4065, 7674), (4878, 6395)]