1213369520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{7219}}^1$

素因数の和:7434

約数の個数: 80

約数和(自身を含む): 3094087680

約数和(自身を除く): 1880718160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 191, 220, 382, 440, 764, 880, 955, 1528, 1910, 2101, 3056, 3820, 4202, 7219, 7640, 8404, 10505, 14438, 15280, 16808, 21010, 28876, 33616, 36095, 42020, 57752, 72190, 79409, 84040, 115504, 144380, 158818, 168080, 288760, 317636, 397045, 577520, 635272, 794090, 1270544, 1378829, 1588180, 2757658, 3176360, 5515316, 6352720, 6894145, 11030632, 13788290, 15167119, 22061264, 27576580, 30334238, 55153160, 60668476, 75835595, 110306320, 121336952, 151671190, 242673904, 303342380, 606684760, 1213369520]

約数ペア:

[(1, 1213369520), (2, 606684760), (4, 303342380), (5, 242673904), (8, 151671190), (10, 121336952), (11, 110306320), (16, 75835595), (20, 60668476), (22, 55153160), (40, 30334238), (44, 27576580), (55, 22061264), (80, 15167119), (88, 13788290), (110, 11030632), (176, 6894145), (191, 6352720), (220, 5515316), (382, 3176360), (440, 2757658), (764, 1588180), (880, 1378829), (955, 1270544), (1528, 794090), (1910, 635272), (2101, 577520), (3056, 397045), (3820, 317636), (4202, 288760), (7219, 168080), (7640, 158818), (8404, 144380), (10505, 115504), (14438, 84040), (15280, 79409), (16808, 72190), (21010, 57752), (28876, 42020), (33616, 36095)]