261467136

素因数分解:

$2^{10}\times 3^3\times 7^2\times {\mathrm{193}}^1$

素因数の和:236

約数の個数: 264

約数和(自身を含む): 905429040

約数和(自身を除く): 643961904

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, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 193, 196, 216, 224, 252, 256, 288, 294, 336, 378, 384, 386, 392, 432, 441, 448, 504, 512, 576, 579, 588, 672, 756, 768, 772, 784, 864, 882, 896, 1008, 1024, 1152, 1158, 1176, 1323, 1344, 1351, 1512, 1536, 1544, 1568, 1728, 1737, 1764, 1792, 2016, 2304, 2316, 2352, 2646, 2688, 2702, 3024, 3072, 3088, 3136, 3456, 3474, 3528, 3584, 4032, 4053, 4608, 4632, 4704, 5211, 5292, 5376, 5404, 6048, 6176, 6272, 6912, 6948, 7056, 7168, 8064, 8106, 9216, 9264, 9408, 9457, 10422, 10584, 10752, 10808, 12096, 12159, 12352, 12544, 13824, 13896, 14112, 16128, 16212, 18528, 18816, 18914, 20844, 21168, 21504, 21616, 24192, 24318, 24704, 25088, 27648, 27792, 28224, 28371, 32256, 32424, 36477, 37056, 37632, 37828, 41688, 42336, 43232, 48384, 48636, 49408, 50176, 55584, 56448, 56742, 64512, 64848, 72954, 74112, 75264, 75656, 83376, 84672, 85113, 86464, 96768, 97272, 98816, 111168, 112896, 113484, 129696, 145908, 148224, 150528, 151312, 166752, 169344, 170226, 172928, 193536, 194544, 197632, 222336, 225792, 226968, 255339, 259392, 291816, 296448, 302624, 333504, 338688, 340452, 345856, 389088, 444672, 451584, 453936, 510678, 518784, 583632, 592896, 605248, 667008, 677376, 680904, 691712, 778176, 889344, 907872, 1021356, 1037568, 1167264, 1210496, 1334016, 1354752, 1361808, 1383424, 1556352, 1778688, 1815744, 2042712, 2075136, 2334528, 2420992, 2668032, 2723616, 3112704, 3631488, 4085424, 4150272, 4669056, 4841984, 5336064, 5447232, 6225408, 7262976, 8170848, 9338112, 9683968, 10894464, 12450816, 14525952, 16341696, 18676224, 21788928, 29051904, 32683392, 37352448, 43577856, 65366784, 87155712, 130733568, 261467136]

約数ペア:

[(1, 261467136), (2, 130733568), (3, 87155712), (4, 65366784), (6, 43577856), (7, 37352448), (8, 32683392), (9, 29051904), (12, 21788928), (14, 18676224), (16, 16341696), (18, 14525952), (21, 12450816), (24, 10894464), (27, 9683968), (28, 9338112), (32, 8170848), (36, 7262976), (42, 6225408), (48, 5447232), (49, 5336064), (54, 4841984), (56, 4669056), (63, 4150272), (64, 4085424), (72, 3631488), (84, 3112704), (96, 2723616), (98, 2668032), (108, 2420992), (112, 2334528), (126, 2075136), (128, 2042712), (144, 1815744), (147, 1778688), (168, 1556352), (189, 1383424), (192, 1361808), (193, 1354752), (196, 1334016), (216, 1210496), (224, 1167264), (252, 1037568), (256, 1021356), (288, 907872), (294, 889344), (336, 778176), (378, 691712), (384, 680904), (386, 677376), (392, 667008), (432, 605248), (441, 592896), (448, 583632), (504, 518784), (512, 510678), (576, 453936), (579, 451584), (588, 444672), (672, 389088), (756, 345856), (768, 340452), (772, 338688), (784, 333504), (864, 302624), (882, 296448), (896, 291816), (1008, 259392), (1024, 255339), (1152, 226968), (1158, 225792), (1176, 222336), (1323, 197632), (1344, 194544), (1351, 193536), (1512, 172928), (1536, 170226), (1544, 169344), (1568, 166752), (1728, 151312), (1737, 150528), (1764, 148224), (1792, 145908), (2016, 129696), (2304, 113484), (2316, 112896), (2352, 111168), (2646, 98816), (2688, 97272), (2702, 96768), (3024, 86464), (3072, 85113), (3088, 84672), (3136, 83376), (3456, 75656), (3474, 75264), (3528, 74112), (3584, 72954), (4032, 64848), (4053, 64512), (4608, 56742), (4632, 56448), (4704, 55584), (5211, 50176), (5292, 49408), (5376, 48636), (5404, 48384), (6048, 43232), (6176, 42336), (6272, 41688), (6912, 37828), (6948, 37632), (7056, 37056), (7168, 36477), (8064, 32424), (8106, 32256), (9216, 28371), (9264, 28224), (9408, 27792), (9457, 27648), (10422, 25088), (10584, 24704), (10752, 24318), (10808, 24192), (12096, 21616), (12159, 21504), (12352, 21168), (12544, 20844), (13824, 18914), (13896, 18816), (14112, 18528), (16128, 16212)]