81720576

素因数分解:

$2^8\times 3^4\times 7^1\times {\mathrm{563}}^1$

素因数の和:598

約数の個数: 180

約数和(自身を含む): 278981472

約数和(自身を除く): 197260896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 256, 288, 324, 336, 378, 384, 432, 448, 504, 563, 567, 576, 648, 672, 756, 768, 864, 896, 1008, 1126, 1134, 1152, 1296, 1344, 1512, 1689, 1728, 1792, 2016, 2252, 2268, 2304, 2592, 2688, 3024, 3378, 3456, 3941, 4032, 4504, 4536, 5067, 5184, 5376, 6048, 6756, 6912, 7882, 8064, 9008, 9072, 10134, 10368, 11823, 12096, 13512, 15201, 15764, 16128, 18016, 18144, 20268, 20736, 23646, 24192, 27024, 30402, 31528, 35469, 36032, 36288, 40536, 45603, 47292, 48384, 54048, 60804, 63056, 70938, 72064, 72576, 81072, 91206, 94584, 106407, 108096, 121608, 126112, 141876, 144128, 145152, 162144, 182412, 189168, 212814, 216192, 243216, 252224, 283752, 319221, 324288, 364824, 378336, 425628, 432384, 486432, 504448, 567504, 638442, 648576, 729648, 756672, 851256, 972864, 1008896, 1135008, 1276884, 1297152, 1459296, 1513344, 1702512, 1945728, 2270016, 2553768, 2918592, 3026688, 3405024, 3891456, 4540032, 5107536, 5837184, 6810048, 9080064, 10215072, 11674368, 13620096, 20430144, 27240192, 40860288, 81720576]

約数ペア:

[(1, 81720576), (2, 40860288), (3, 27240192), (4, 20430144), (6, 13620096), (7, 11674368), (8, 10215072), (9, 9080064), (12, 6810048), (14, 5837184), (16, 5107536), (18, 4540032), (21, 3891456), (24, 3405024), (27, 3026688), (28, 2918592), (32, 2553768), (36, 2270016), (42, 1945728), (48, 1702512), (54, 1513344), (56, 1459296), (63, 1297152), (64, 1276884), (72, 1135008), (81, 1008896), (84, 972864), (96, 851256), (108, 756672), (112, 729648), (126, 648576), (128, 638442), (144, 567504), (162, 504448), (168, 486432), (189, 432384), (192, 425628), (216, 378336), (224, 364824), (252, 324288), (256, 319221), (288, 283752), (324, 252224), (336, 243216), (378, 216192), (384, 212814), (432, 189168), (448, 182412), (504, 162144), (563, 145152), (567, 144128), (576, 141876), (648, 126112), (672, 121608), (756, 108096), (768, 106407), (864, 94584), (896, 91206), (1008, 81072), (1126, 72576), (1134, 72064), (1152, 70938), (1296, 63056), (1344, 60804), (1512, 54048), (1689, 48384), (1728, 47292), (1792, 45603), (2016, 40536), (2252, 36288), (2268, 36032), (2304, 35469), (2592, 31528), (2688, 30402), (3024, 27024), (3378, 24192), (3456, 23646), (3941, 20736), (4032, 20268), (4504, 18144), (4536, 18016), (5067, 16128), (5184, 15764), (5376, 15201), (6048, 13512), (6756, 12096), (6912, 11823), (7882, 10368), (8064, 10134), (9008, 9072)]