163958144

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9631}}^1$

素因数の和:9671

約数の個数: 64

約数和(自身を含む): 392985600

約数和(自身を除く): 229027456

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 2128, 2432, 4256, 8512, 9631, 17024, 19262, 38524, 67417, 77048, 134834, 154096, 182989, 269668, 308192, 365978, 539336, 616384, 731956, 1078672, 1232768, 1280923, 1463912, 2157344, 2561846, 2927824, 4314688, 5123692, 5855648, 8629376, 10247384, 11711296, 20494768, 23422592, 40989536, 81979072, 163958144]

約数ペア:

[(1, 163958144), (2, 81979072), (4, 40989536), (7, 23422592), (8, 20494768), (14, 11711296), (16, 10247384), (19, 8629376), (28, 5855648), (32, 5123692), (38, 4314688), (56, 2927824), (64, 2561846), (76, 2157344), (112, 1463912), (128, 1280923), (133, 1232768), (152, 1078672), (224, 731956), (266, 616384), (304, 539336), (448, 365978), (532, 308192), (608, 269668), (896, 182989), (1064, 154096), (1216, 134834), (2128, 77048), (2432, 67417), (4256, 38524), (8512, 19262), (9631, 17024)]