639715776

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{701}}^1$

素因数の和:827

約数の個数: 168

約数和(自身を含む): 1992056976

約数和(自身を除く): 1352341200

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 97, 98, 112, 147, 168, 192, 194, 196, 224, 291, 294, 336, 388, 392, 448, 582, 588, 672, 679, 701, 776, 784, 1164, 1176, 1344, 1358, 1402, 1552, 1568, 2037, 2103, 2328, 2352, 2716, 2804, 3104, 3136, 4074, 4206, 4656, 4704, 4753, 4907, 5432, 5608, 6208, 8148, 8412, 9312, 9408, 9506, 9814, 10864, 11216, 14259, 14721, 16296, 16824, 18624, 19012, 19628, 21728, 22432, 28518, 29442, 32592, 33648, 34349, 38024, 39256, 43456, 44864, 57036, 58884, 65184, 67296, 67997, 68698, 76048, 78512, 103047, 114072, 117768, 130368, 134592, 135994, 137396, 152096, 157024, 203991, 206094, 228144, 235536, 271988, 274792, 304192, 314048, 407982, 412188, 456288, 471072, 475979, 543976, 549584, 815964, 824376, 912576, 942144, 951958, 1087952, 1099168, 1427937, 1631928, 1648752, 1903916, 2175904, 2198336, 2855874, 3263856, 3297504, 3331853, 3807832, 4351808, 5711748, 6527712, 6595008, 6663706, 7615664, 9995559, 11423496, 13055424, 13327412, 15231328, 19991118, 22846992, 26654824, 30462656, 39982236, 45693984, 53309648, 79964472, 91387968, 106619296, 159928944, 213238592, 319857888, 639715776]

約数ペア:

[(1, 639715776), (2, 319857888), (3, 213238592), (4, 159928944), (6, 106619296), (7, 91387968), (8, 79964472), (12, 53309648), (14, 45693984), (16, 39982236), (21, 30462656), (24, 26654824), (28, 22846992), (32, 19991118), (42, 15231328), (48, 13327412), (49, 13055424), (56, 11423496), (64, 9995559), (84, 7615664), (96, 6663706), (97, 6595008), (98, 6527712), (112, 5711748), (147, 4351808), (168, 3807832), (192, 3331853), (194, 3297504), (196, 3263856), (224, 2855874), (291, 2198336), (294, 2175904), (336, 1903916), (388, 1648752), (392, 1631928), (448, 1427937), (582, 1099168), (588, 1087952), (672, 951958), (679, 942144), (701, 912576), (776, 824376), (784, 815964), (1164, 549584), (1176, 543976), (1344, 475979), (1358, 471072), (1402, 456288), (1552, 412188), (1568, 407982), (2037, 314048), (2103, 304192), (2328, 274792), (2352, 271988), (2716, 235536), (2804, 228144), (3104, 206094), (3136, 203991), (4074, 157024), (4206, 152096), (4656, 137396), (4704, 135994), (4753, 134592), (4907, 130368), (5432, 117768), (5608, 114072), (6208, 103047), (8148, 78512), (8412, 76048), (9312, 68698), (9408, 67997), (9506, 67296), (9814, 65184), (10864, 58884), (11216, 57036), (14259, 44864), (14721, 43456), (16296, 39256), (16824, 38024), (18624, 34349), (19012, 33648), (19628, 32592), (21728, 29442), (22432, 28518)]