15388080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:774

約数の個数: 80

約数和(自身を含む): 48267744

約数和(自身を除く): 32879664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 661, 776, 970, 1164, 1322, 1455, 1552, 1940, 1983, 2328, 2644, 2910, 3305, 3880, 3966, 4656, 5288, 5820, 6610, 7760, 7932, 9915, 10576, 11640, 13220, 15864, 19830, 23280, 26440, 31728, 39660, 52880, 64117, 79320, 128234, 158640, 192351, 256468, 320585, 384702, 512936, 641170, 769404, 961755, 1025872, 1282340, 1538808, 1923510, 2564680, 3077616, 3847020, 5129360, 7694040, 15388080]

約数ペア:

[(1, 15388080), (2, 7694040), (3, 5129360), (4, 3847020), (5, 3077616), (6, 2564680), (8, 1923510), (10, 1538808), (12, 1282340), (15, 1025872), (16, 961755), (20, 769404), (24, 641170), (30, 512936), (40, 384702), (48, 320585), (60, 256468), (80, 192351), (97, 158640), (120, 128234), (194, 79320), (240, 64117), (291, 52880), (388, 39660), (485, 31728), (582, 26440), (661, 23280), (776, 19830), (970, 15864), (1164, 13220), (1322, 11640), (1455, 10576), (1552, 9915), (1940, 7932), (1983, 7760), (2328, 6610), (2644, 5820), (2910, 5288), (3305, 4656), (3880, 3966)]