81190656

素因数分解:

$2^8\times 3^2\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:422

約数の個数: 108

約数和(自身を含む): 236756520

約数和(自身を除く): 155565864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 131, 144, 192, 256, 262, 269, 288, 384, 393, 524, 538, 576, 768, 786, 807, 1048, 1076, 1152, 1179, 1572, 1614, 2096, 2152, 2304, 2358, 2421, 3144, 3228, 4192, 4304, 4716, 4842, 6288, 6456, 8384, 8608, 9432, 9684, 12576, 12912, 16768, 17216, 18864, 19368, 25152, 25824, 33536, 34432, 35239, 37728, 38736, 50304, 51648, 68864, 70478, 75456, 77472, 100608, 103296, 105717, 140956, 150912, 154944, 206592, 211434, 281912, 301824, 309888, 317151, 422868, 563824, 619776, 634302, 845736, 1127648, 1268604, 1691472, 2255296, 2537208, 3382944, 4510592, 5074416, 6765888, 9021184, 10148832, 13531776, 20297664, 27063552, 40595328, 81190656]

約数ペア:

[(1, 81190656), (2, 40595328), (3, 27063552), (4, 20297664), (6, 13531776), (8, 10148832), (9, 9021184), (12, 6765888), (16, 5074416), (18, 4510592), (24, 3382944), (32, 2537208), (36, 2255296), (48, 1691472), (64, 1268604), (72, 1127648), (96, 845736), (128, 634302), (131, 619776), (144, 563824), (192, 422868), (256, 317151), (262, 309888), (269, 301824), (288, 281912), (384, 211434), (393, 206592), (524, 154944), (538, 150912), (576, 140956), (768, 105717), (786, 103296), (807, 100608), (1048, 77472), (1076, 75456), (1152, 70478), (1179, 68864), (1572, 51648), (1614, 50304), (2096, 38736), (2152, 37728), (2304, 35239), (2358, 34432), (2421, 33536), (3144, 25824), (3228, 25152), (4192, 19368), (4304, 18864), (4716, 17216), (4842, 16768), (6288, 12912), (6456, 12576), (8384, 9684), (8608, 9432)]