156988680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13487}}^1$

素因数の和:13598

約数の個数: 64

約数和(自身を含む): 475856640

約数和(自身を除く): 318867960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 13487, 26974, 40461, 53948, 67435, 80922, 107896, 134870, 161844, 202305, 269740, 323688, 404610, 539480, 809220, 1308239, 1618440, 2616478, 3924717, 5232956, 6541195, 7849434, 10465912, 13082390, 15698868, 19623585, 26164780, 31397736, 39247170, 52329560, 78494340, 156988680]

約数ペア:

[(1, 156988680), (2, 78494340), (3, 52329560), (4, 39247170), (5, 31397736), (6, 26164780), (8, 19623585), (10, 15698868), (12, 13082390), (15, 10465912), (20, 7849434), (24, 6541195), (30, 5232956), (40, 3924717), (60, 2616478), (97, 1618440), (120, 1308239), (194, 809220), (291, 539480), (388, 404610), (485, 323688), (582, 269740), (776, 202305), (970, 161844), (1164, 134870), (1455, 107896), (1940, 80922), (2328, 67435), (2910, 53948), (3880, 40461), (5820, 26974), (11640, 13487)]