80585640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223849}}^1$

素因数の和:223866

約数の個数: 48

約数和(自身を含む): 261904500

約数和(自身を除く): 181318860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 223849, 447698, 671547, 895396, 1119245, 1343094, 1790792, 2014641, 2238490, 2686188, 3357735, 4029282, 4476980, 5372376, 6715470, 8058564, 8953960, 10073205, 13430940, 16117128, 20146410, 26861880, 40292820, 80585640]

約数ペア:

[(1, 80585640), (2, 40292820), (3, 26861880), (4, 20146410), (5, 16117128), (6, 13430940), (8, 10073205), (9, 8953960), (10, 8058564), (12, 6715470), (15, 5372376), (18, 4476980), (20, 4029282), (24, 3357735), (30, 2686188), (36, 2238490), (40, 2014641), (45, 1790792), (60, 1343094), (72, 1119245), (90, 895396), (120, 671547), (180, 447698), (360, 223849)]