80084880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111229}}^1$

素因数の和:111248

約数の個数: 60

約数和(自身を含む): 268954140

約数和(自身を除く): 188869260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 111229, 222458, 333687, 444916, 556145, 667374, 889832, 1001061, 1112290, 1334748, 1668435, 1779664, 2002122, 2224580, 2669496, 3336870, 4004244, 4449160, 5005305, 5338992, 6673740, 8008488, 8898320, 10010610, 13347480, 16016976, 20021220, 26694960, 40042440, 80084880]

約数ペア:

[(1, 80084880), (2, 40042440), (3, 26694960), (4, 20021220), (5, 16016976), (6, 13347480), (8, 10010610), (9, 8898320), (10, 8008488), (12, 6673740), (15, 5338992), (16, 5005305), (18, 4449160), (20, 4004244), (24, 3336870), (30, 2669496), (36, 2224580), (40, 2002122), (45, 1779664), (48, 1668435), (60, 1334748), (72, 1112290), (80, 1001061), (90, 889832), (120, 667374), (144, 556145), (180, 444916), (240, 333687), (360, 222458), (720, 111229)]