61540680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 198132480

約数和(自身を除く): 136591800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 97, 102, 120, 136, 170, 194, 204, 255, 291, 311, 340, 388, 408, 485, 510, 582, 622, 680, 776, 933, 970, 1020, 1164, 1244, 1455, 1555, 1649, 1866, 1940, 2040, 2328, 2488, 2910, 3110, 3298, 3732, 3880, 4665, 4947, 5287, 5820, 6220, 6596, 7464, 8245, 9330, 9894, 10574, 11640, 12440, 13192, 15861, 16490, 18660, 19788, 21148, 24735, 26435, 30167, 31722, 32980, 37320, 39576, 42296, 49470, 52870, 60334, 63444, 65960, 79305, 90501, 98940, 105740, 120668, 126888, 150835, 158610, 181002, 197880, 211480, 241336, 301670, 317220, 362004, 452505, 512839, 603340, 634440, 724008, 905010, 1025678, 1206680, 1538517, 1810020, 2051356, 2564195, 3077034, 3620040, 4102712, 5128390, 6154068, 7692585, 10256780, 12308136, 15385170, 20513560, 30770340, 61540680]

約数ペア:

[(1, 61540680), (2, 30770340), (3, 20513560), (4, 15385170), (5, 12308136), (6, 10256780), (8, 7692585), (10, 6154068), (12, 5128390), (15, 4102712), (17, 3620040), (20, 3077034), (24, 2564195), (30, 2051356), (34, 1810020), (40, 1538517), (51, 1206680), (60, 1025678), (68, 905010), (85, 724008), (97, 634440), (102, 603340), (120, 512839), (136, 452505), (170, 362004), (194, 317220), (204, 301670), (255, 241336), (291, 211480), (311, 197880), (340, 181002), (388, 158610), (408, 150835), (485, 126888), (510, 120668), (582, 105740), (622, 98940), (680, 90501), (776, 79305), (933, 65960), (970, 63444), (1020, 60334), (1164, 52870), (1244, 49470), (1455, 42296), (1555, 39576), (1649, 37320), (1866, 32980), (1940, 31722), (2040, 30167), (2328, 26435), (2488, 24735), (2910, 21148), (3110, 19788), (3298, 18660), (3732, 16490), (3880, 15861), (4665, 13192), (4947, 12440), (5287, 11640), (5820, 10574), (6220, 9894), (6596, 9330), (7464, 8245)]