320120478

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{126131}}^1$

素因数の和:126189

約数の個数: 32

約数和(自身を含む): 726520320

約数和(自身を除く): 406399842

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 126131, 252262, 378393, 756786, 1135179, 2270358, 3405537, 5928157, 6811074, 11856314, 17784471, 35568942, 53353413, 106706826, 160060239, 320120478]

約数ペア:

[(1, 320120478), (2, 160060239), (3, 106706826), (6, 53353413), (9, 35568942), (18, 17784471), (27, 11856314), (47, 6811074), (54, 5928157), (94, 3405537), (141, 2270358), (282, 1135179), (423, 756786), (846, 378393), (1269, 252262), (2538, 126131)]