253251480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21757}}^1$

素因数の和:21868

約数の個数: 64

約数和(自身を含む): 767622240

約数和(自身を除く): 514370760

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, 21757, 43514, 65271, 87028, 108785, 130542, 174056, 217570, 261084, 326355, 435140, 522168, 652710, 870280, 1305420, 2110429, 2610840, 4220858, 6331287, 8441716, 10552145, 12662574, 16883432, 21104290, 25325148, 31656435, 42208580, 50650296, 63312870, 84417160, 126625740, 253251480]

約数ペア:

[(1, 253251480), (2, 126625740), (3, 84417160), (4, 63312870), (5, 50650296), (6, 42208580), (8, 31656435), (10, 25325148), (12, 21104290), (15, 16883432), (20, 12662574), (24, 10552145), (30, 8441716), (40, 6331287), (60, 4220858), (97, 2610840), (120, 2110429), (194, 1305420), (291, 870280), (388, 652710), (485, 522168), (582, 435140), (776, 326355), (970, 261084), (1164, 217570), (1455, 174056), (1940, 130542), (2328, 108785), (2910, 87028), (3880, 65271), (5820, 43514), (11640, 21757)]