16120720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2617}}^1$

素因数の和:2648

約数の個数: 80

約数和(自身を含む): 46747008

約数和(自身を除く): 30626288

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 2617, 3080, 5234, 6160, 10468, 13085, 18319, 20936, 26170, 28787, 36638, 41872, 52340, 57574, 73276, 91595, 104680, 115148, 143935, 146552, 183190, 201509, 209360, 230296, 287870, 293104, 366380, 403018, 460592, 575740, 732760, 806036, 1007545, 1151480, 1465520, 1612072, 2015090, 2302960, 3224144, 4030180, 8060360, 16120720]

約数ペア:

[(1, 16120720), (2, 8060360), (4, 4030180), (5, 3224144), (7, 2302960), (8, 2015090), (10, 1612072), (11, 1465520), (14, 1151480), (16, 1007545), (20, 806036), (22, 732760), (28, 575740), (35, 460592), (40, 403018), (44, 366380), (55, 293104), (56, 287870), (70, 230296), (77, 209360), (80, 201509), (88, 183190), (110, 146552), (112, 143935), (140, 115148), (154, 104680), (176, 91595), (220, 73276), (280, 57574), (308, 52340), (385, 41872), (440, 36638), (560, 28787), (616, 26170), (770, 20936), (880, 18319), (1232, 13085), (1540, 10468), (2617, 6160), (3080, 5234)]