261678816

素因数分解:

$2^5\times 3^3\times 7^3\times {\mathrm{883}}^1$

素因数の和:923

約数の個数: 192

約数和(自身を含む): 891072000

約数和(自身を除く): 629393184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 224, 252, 288, 294, 336, 343, 378, 392, 432, 441, 504, 588, 672, 686, 756, 784, 864, 882, 883, 1008, 1029, 1176, 1323, 1372, 1512, 1568, 1764, 1766, 2016, 2058, 2352, 2646, 2649, 2744, 3024, 3087, 3528, 3532, 4116, 4704, 5292, 5298, 5488, 6048, 6174, 6181, 7056, 7064, 7947, 8232, 9261, 10584, 10596, 10976, 12348, 12362, 14112, 14128, 15894, 16464, 18522, 18543, 21168, 21192, 23841, 24696, 24724, 28256, 31788, 32928, 37044, 37086, 42336, 42384, 43267, 47682, 49392, 49448, 55629, 63576, 74088, 74172, 84768, 86534, 95364, 98784, 98896, 111258, 127152, 129801, 148176, 148344, 166887, 173068, 190728, 197792, 222516, 254304, 259602, 296352, 296688, 302869, 333774, 346136, 381456, 389403, 445032, 519204, 593376, 605738, 667548, 692272, 762912, 778806, 890064, 908607, 1038408, 1168209, 1211476, 1335096, 1384544, 1557612, 1780128, 1817214, 2076816, 2336418, 2422952, 2670192, 2725821, 3115224, 3634428, 4153632, 4672836, 4845904, 5340384, 5451642, 6230448, 7268856, 8177463, 9345672, 9691808, 10903284, 12460896, 14537712, 16354926, 18691344, 21806568, 29075424, 32709852, 37382688, 43613136, 65419704, 87226272, 130839408, 261678816]

約数ペア:

[(1, 261678816), (2, 130839408), (3, 87226272), (4, 65419704), (6, 43613136), (7, 37382688), (8, 32709852), (9, 29075424), (12, 21806568), (14, 18691344), (16, 16354926), (18, 14537712), (21, 12460896), (24, 10903284), (27, 9691808), (28, 9345672), (32, 8177463), (36, 7268856), (42, 6230448), (48, 5451642), (49, 5340384), (54, 4845904), (56, 4672836), (63, 4153632), (72, 3634428), (84, 3115224), (96, 2725821), (98, 2670192), (108, 2422952), (112, 2336418), (126, 2076816), (144, 1817214), (147, 1780128), (168, 1557612), (189, 1384544), (196, 1335096), (216, 1211476), (224, 1168209), (252, 1038408), (288, 908607), (294, 890064), (336, 778806), (343, 762912), (378, 692272), (392, 667548), (432, 605738), (441, 593376), (504, 519204), (588, 445032), (672, 389403), (686, 381456), (756, 346136), (784, 333774), (864, 302869), (882, 296688), (883, 296352), (1008, 259602), (1029, 254304), (1176, 222516), (1323, 197792), (1372, 190728), (1512, 173068), (1568, 166887), (1764, 148344), (1766, 148176), (2016, 129801), (2058, 127152), (2352, 111258), (2646, 98896), (2649, 98784), (2744, 95364), (3024, 86534), (3087, 84768), (3528, 74172), (3532, 74088), (4116, 63576), (4704, 55629), (5292, 49448), (5298, 49392), (5488, 47682), (6048, 43267), (6174, 42384), (6181, 42336), (7056, 37086), (7064, 37044), (7947, 32928), (8232, 31788), (9261, 28256), (10584, 24724), (10596, 24696), (10976, 23841), (12348, 21192), (12362, 21168), (14112, 18543), (14128, 18522), (15894, 16464)]