28064160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19489}}^1$

素因数の和:19510

約数の個数: 72

約数和(自身を含む): 95773860

約数和(自身を除く): 67709700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 19489, 38978, 58467, 77956, 97445, 116934, 155912, 175401, 194890, 233868, 292335, 311824, 350802, 389780, 467736, 584670, 623648, 701604, 779560, 877005, 935472, 1169340, 1403208, 1559120, 1754010, 1870944, 2338680, 2806416, 3118240, 3508020, 4677360, 5612832, 7016040, 9354720, 14032080, 28064160]

約数ペア:

[(1, 28064160), (2, 14032080), (3, 9354720), (4, 7016040), (5, 5612832), (6, 4677360), (8, 3508020), (9, 3118240), (10, 2806416), (12, 2338680), (15, 1870944), (16, 1754010), (18, 1559120), (20, 1403208), (24, 1169340), (30, 935472), (32, 877005), (36, 779560), (40, 701604), (45, 623648), (48, 584670), (60, 467736), (72, 389780), (80, 350802), (90, 311824), (96, 292335), (120, 233868), (144, 194890), (160, 175401), (180, 155912), (240, 116934), (288, 97445), (360, 77956), (480, 58467), (720, 38978), (1440, 19489)]