261475872

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20479}}^1$

素因数の和:20518

約数の個数: 96

約数和(自身を含む): 825753600

約数和(自身を除く): 564277728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 399, 456, 532, 608, 672, 798, 912, 1064, 1596, 1824, 2128, 3192, 4256, 6384, 12768, 20479, 40958, 61437, 81916, 122874, 143353, 163832, 245748, 286706, 327664, 389101, 430059, 491496, 573412, 655328, 778202, 860118, 982992, 1146824, 1167303, 1556404, 1720236, 1965984, 2293648, 2334606, 2723707, 3112808, 3440472, 4587296, 4669212, 5447414, 6225616, 6880944, 8171121, 9338424, 10894828, 12451232, 13761888, 16342242, 18676848, 21789656, 32684484, 37353696, 43579312, 65368968, 87158624, 130737936, 261475872]

約数ペア:

[(1, 261475872), (2, 130737936), (3, 87158624), (4, 65368968), (6, 43579312), (7, 37353696), (8, 32684484), (12, 21789656), (14, 18676848), (16, 16342242), (19, 13761888), (21, 12451232), (24, 10894828), (28, 9338424), (32, 8171121), (38, 6880944), (42, 6225616), (48, 5447414), (56, 4669212), (57, 4587296), (76, 3440472), (84, 3112808), (96, 2723707), (112, 2334606), (114, 2293648), (133, 1965984), (152, 1720236), (168, 1556404), (224, 1167303), (228, 1146824), (266, 982992), (304, 860118), (336, 778202), (399, 655328), (456, 573412), (532, 491496), (608, 430059), (672, 389101), (798, 327664), (912, 286706), (1064, 245748), (1596, 163832), (1824, 143353), (2128, 122874), (3192, 81916), (4256, 61437), (6384, 40958), (12768, 20479)]