128085760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{827}}^1$

素因数の和:870

約数の個数: 108

約数和(自身を含む): 337640184

約数和(自身を除く): 209554424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 440, 484, 605, 640, 704, 827, 880, 968, 1210, 1280, 1408, 1654, 1760, 1936, 2420, 2816, 3308, 3520, 3872, 4135, 4840, 6616, 7040, 7744, 8270, 9097, 9680, 13232, 14080, 15488, 16540, 18194, 19360, 26464, 30976, 33080, 36388, 38720, 45485, 52928, 66160, 72776, 77440, 90970, 100067, 105856, 132320, 145552, 154880, 181940, 200134, 211712, 264640, 291104, 363880, 400268, 500335, 529280, 582208, 727760, 800536, 1000670, 1058560, 1164416, 1455520, 1601072, 2001340, 2328832, 2911040, 3202144, 4002680, 5822080, 6404288, 8005360, 11644160, 12808576, 16010720, 25617152, 32021440, 64042880, 128085760]

約数ペア:

[(1, 128085760), (2, 64042880), (4, 32021440), (5, 25617152), (8, 16010720), (10, 12808576), (11, 11644160), (16, 8005360), (20, 6404288), (22, 5822080), (32, 4002680), (40, 3202144), (44, 2911040), (55, 2328832), (64, 2001340), (80, 1601072), (88, 1455520), (110, 1164416), (121, 1058560), (128, 1000670), (160, 800536), (176, 727760), (220, 582208), (242, 529280), (256, 500335), (320, 400268), (352, 363880), (440, 291104), (484, 264640), (605, 211712), (640, 200134), (704, 181940), (827, 154880), (880, 145552), (968, 132320), (1210, 105856), (1280, 100067), (1408, 90970), (1654, 77440), (1760, 72776), (1936, 66160), (2420, 52928), (2816, 45485), (3308, 38720), (3520, 36388), (3872, 33080), (4135, 30976), (4840, 26464), (6616, 19360), (7040, 18194), (7744, 16540), (8270, 15488), (9097, 14080), (9680, 13232)]