268491312

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:519

約数の個数: 120

約数和(自身を含む): 777087168

約数和(自身を除く): 508595856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 131, 144, 172, 258, 262, 331, 344, 387, 393, 516, 524, 662, 688, 774, 786, 993, 1032, 1048, 1179, 1324, 1548, 1572, 1986, 2064, 2096, 2358, 2648, 2979, 3096, 3144, 3972, 4716, 5296, 5633, 5958, 6192, 6288, 7944, 9432, 11266, 11916, 14233, 15888, 16899, 18864, 22532, 23832, 28466, 33798, 42699, 43361, 45064, 47664, 50697, 56932, 67596, 85398, 86722, 90128, 101394, 113864, 128097, 130083, 135192, 170796, 173444, 202788, 227728, 256194, 260166, 270384, 341592, 346888, 390249, 405576, 512388, 520332, 683184, 693776, 780498, 811152, 1024776, 1040664, 1560996, 1864523, 2049552, 2081328, 3121992, 3729046, 5593569, 6243984, 7458092, 11187138, 14916184, 16780707, 22374276, 29832368, 33561414, 44748552, 67122828, 89497104, 134245656, 268491312]

約数ペア:

[(1, 268491312), (2, 134245656), (3, 89497104), (4, 67122828), (6, 44748552), (8, 33561414), (9, 29832368), (12, 22374276), (16, 16780707), (18, 14916184), (24, 11187138), (36, 7458092), (43, 6243984), (48, 5593569), (72, 3729046), (86, 3121992), (129, 2081328), (131, 2049552), (144, 1864523), (172, 1560996), (258, 1040664), (262, 1024776), (331, 811152), (344, 780498), (387, 693776), (393, 683184), (516, 520332), (524, 512388), (662, 405576), (688, 390249), (774, 346888), (786, 341592), (993, 270384), (1032, 260166), (1048, 256194), (1179, 227728), (1324, 202788), (1548, 173444), (1572, 170796), (1986, 135192), (2064, 130083), (2096, 128097), (2358, 113864), (2648, 101394), (2979, 90128), (3096, 86722), (3144, 85398), (3972, 67596), (4716, 56932), (5296, 50697), (5633, 47664), (5958, 45064), (6192, 43361), (6288, 42699), (7944, 33798), (9432, 28466), (11266, 23832), (11916, 22532), (14233, 18864), (15888, 16899)]