640198944

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9623}}^1$

素因数の和:9660

約数の個数: 192

約数和(自身を含む): 2328238080

約数和(自身を除く): 1688039136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 66, 72, 77, 84, 88, 96, 99, 108, 112, 126, 132, 144, 154, 168, 176, 189, 198, 216, 224, 231, 252, 264, 288, 297, 308, 336, 352, 378, 396, 432, 462, 504, 528, 594, 616, 672, 693, 756, 792, 864, 924, 1008, 1056, 1188, 1232, 1386, 1512, 1584, 1848, 2016, 2079, 2376, 2464, 2772, 3024, 3168, 3696, 4158, 4752, 5544, 6048, 7392, 8316, 9504, 9623, 11088, 16632, 19246, 22176, 28869, 33264, 38492, 57738, 66528, 67361, 76984, 86607, 105853, 115476, 134722, 153968, 173214, 202083, 211706, 230952, 259821, 269444, 307936, 317559, 346428, 404166, 423412, 461904, 519642, 538888, 606249, 635118, 692856, 740971, 808332, 846824, 923808, 952677, 1039284, 1077776, 1212498, 1270236, 1385712, 1481942, 1616664, 1693648, 1818747, 1905354, 2078568, 2155552, 2222913, 2424996, 2540472, 2771424, 2858031, 2963884, 3233328, 3387296, 3637494, 3810708, 4157136, 4445826, 4849992, 5080944, 5716062, 5927768, 6466656, 6668739, 7274988, 7621416, 8314272, 8891652, 9699984, 10161888, 11432124, 11855536, 13337478, 14549976, 15242832, 17783304, 19399968, 20006217, 22864248, 23711072, 26674956, 29099952, 30485664, 35566608, 40012434, 45728496, 53349912, 58199904, 71133216, 80024868, 91456992, 106699824, 160049736, 213399648, 320099472, 640198944]

約数ペア:

[(1, 640198944), (2, 320099472), (3, 213399648), (4, 160049736), (6, 106699824), (7, 91456992), (8, 80024868), (9, 71133216), (11, 58199904), (12, 53349912), (14, 45728496), (16, 40012434), (18, 35566608), (21, 30485664), (22, 29099952), (24, 26674956), (27, 23711072), (28, 22864248), (32, 20006217), (33, 19399968), (36, 17783304), (42, 15242832), (44, 14549976), (48, 13337478), (54, 11855536), (56, 11432124), (63, 10161888), (66, 9699984), (72, 8891652), (77, 8314272), (84, 7621416), (88, 7274988), (96, 6668739), (99, 6466656), (108, 5927768), (112, 5716062), (126, 5080944), (132, 4849992), (144, 4445826), (154, 4157136), (168, 3810708), (176, 3637494), (189, 3387296), (198, 3233328), (216, 2963884), (224, 2858031), (231, 2771424), (252, 2540472), (264, 2424996), (288, 2222913), (297, 2155552), (308, 2078568), (336, 1905354), (352, 1818747), (378, 1693648), (396, 1616664), (432, 1481942), (462, 1385712), (504, 1270236), (528, 1212498), (594, 1077776), (616, 1039284), (672, 952677), (693, 923808), (756, 846824), (792, 808332), (864, 740971), (924, 692856), (1008, 635118), (1056, 606249), (1188, 538888), (1232, 519642), (1386, 461904), (1512, 423412), (1584, 404166), (1848, 346428), (2016, 317559), (2079, 307936), (2376, 269444), (2464, 259821), (2772, 230952), (3024, 211706), (3168, 202083), (3696, 173214), (4158, 153968), (4752, 134722), (5544, 115476), (6048, 105853), (7392, 86607), (8316, 76984), (9504, 67361), (9623, 66528), (11088, 57738), (16632, 38492), (19246, 33264), (22176, 28869)]