261491328

素因数分解:

$2^7\times 3^5\times 7^1\times {\mathrm{1201}}^1$

素因数の和:1237

約数の個数: 192

約数和(自身を含む): 892557120

約数和(自身を除く): 631065792

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, 243, 252, 288, 324, 336, 378, 384, 432, 448, 486, 504, 567, 576, 648, 672, 756, 864, 896, 972, 1008, 1134, 1152, 1201, 1296, 1344, 1512, 1701, 1728, 1944, 2016, 2268, 2402, 2592, 2688, 3024, 3402, 3456, 3603, 3888, 4032, 4536, 4804, 5184, 6048, 6804, 7206, 7776, 8064, 8407, 9072, 9608, 10368, 10809, 12096, 13608, 14412, 15552, 16814, 18144, 19216, 21618, 24192, 25221, 27216, 28824, 31104, 32427, 33628, 36288, 38432, 43236, 50442, 54432, 57648, 64854, 67256, 72576, 75663, 76864, 86472, 97281, 100884, 108864, 115296, 129708, 134512, 151326, 153728, 172944, 194562, 201768, 217728, 226989, 230592, 259416, 269024, 291843, 302652, 345888, 389124, 403536, 453978, 461184, 518832, 538048, 583686, 605304, 680967, 691776, 778248, 807072, 907956, 1037664, 1076096, 1167372, 1210608, 1361934, 1383552, 1556496, 1614144, 1815912, 2042901, 2075328, 2334744, 2421216, 2723868, 3112992, 3228288, 3631824, 4085802, 4150656, 4669488, 4842432, 5447736, 6225984, 7263648, 8171604, 9338976, 9684864, 10895472, 12451968, 14527296, 16343208, 18677952, 21790944, 29054592, 32686416, 37355904, 43581888, 65372832, 87163776, 130745664, 261491328]

約数ペア:

[(1, 261491328), (2, 130745664), (3, 87163776), (4, 65372832), (6, 43581888), (7, 37355904), (8, 32686416), (9, 29054592), (12, 21790944), (14, 18677952), (16, 16343208), (18, 14527296), (21, 12451968), (24, 10895472), (27, 9684864), (28, 9338976), (32, 8171604), (36, 7263648), (42, 6225984), (48, 5447736), (54, 4842432), (56, 4669488), (63, 4150656), (64, 4085802), (72, 3631824), (81, 3228288), (84, 3112992), (96, 2723868), (108, 2421216), (112, 2334744), (126, 2075328), (128, 2042901), (144, 1815912), (162, 1614144), (168, 1556496), (189, 1383552), (192, 1361934), (216, 1210608), (224, 1167372), (243, 1076096), (252, 1037664), (288, 907956), (324, 807072), (336, 778248), (378, 691776), (384, 680967), (432, 605304), (448, 583686), (486, 538048), (504, 518832), (567, 461184), (576, 453978), (648, 403536), (672, 389124), (756, 345888), (864, 302652), (896, 291843), (972, 269024), (1008, 259416), (1134, 230592), (1152, 226989), (1201, 217728), (1296, 201768), (1344, 194562), (1512, 172944), (1701, 153728), (1728, 151326), (1944, 134512), (2016, 129708), (2268, 115296), (2402, 108864), (2592, 100884), (2688, 97281), (3024, 86472), (3402, 76864), (3456, 75663), (3603, 72576), (3888, 67256), (4032, 64854), (4536, 57648), (4804, 54432), (5184, 50442), (6048, 43236), (6804, 38432), (7206, 36288), (7776, 33628), (8064, 32427), (8407, 31104), (9072, 28824), (9608, 27216), (10368, 25221), (10809, 24192), (12096, 21618), (13608, 19216), (14412, 18144), (15552, 16814)]