251117568

素因数分解:

$2^{14}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:178

約数の個数: 180

約数和(自身を含む): 787194408

約数和(自身を除く): 536076840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 131, 144, 156, 192, 208, 234, 256, 262, 288, 312, 384, 393, 416, 468, 512, 524, 576, 624, 768, 786, 832, 936, 1024, 1048, 1152, 1179, 1248, 1536, 1572, 1664, 1703, 1872, 2048, 2096, 2304, 2358, 2496, 3072, 3144, 3328, 3406, 3744, 4096, 4192, 4608, 4716, 4992, 5109, 6144, 6288, 6656, 6812, 7488, 8192, 8384, 9216, 9432, 9984, 10218, 12288, 12576, 13312, 13624, 14976, 15327, 16384, 16768, 18432, 18864, 19968, 20436, 24576, 25152, 26624, 27248, 29952, 30654, 33536, 36864, 37728, 39936, 40872, 49152, 50304, 53248, 54496, 59904, 61308, 67072, 73728, 75456, 79872, 81744, 100608, 106496, 108992, 119808, 122616, 134144, 147456, 150912, 159744, 163488, 201216, 212992, 217984, 239616, 245232, 268288, 301824, 319488, 326976, 402432, 435968, 479232, 490464, 536576, 603648, 638976, 653952, 804864, 871936, 958464, 980928, 1073152, 1207296, 1307904, 1609728, 1743872, 1916928, 1961856, 2146304, 2414592, 2615808, 3219456, 3487744, 3923712, 4829184, 5231616, 6438912, 6975488, 7847424, 9658368, 10463232, 13950976, 15694848, 19316736, 20926464, 27901952, 31389696, 41852928, 62779392, 83705856, 125558784, 251117568]

約数ペア:

[(1, 251117568), (2, 125558784), (3, 83705856), (4, 62779392), (6, 41852928), (8, 31389696), (9, 27901952), (12, 20926464), (13, 19316736), (16, 15694848), (18, 13950976), (24, 10463232), (26, 9658368), (32, 7847424), (36, 6975488), (39, 6438912), (48, 5231616), (52, 4829184), (64, 3923712), (72, 3487744), (78, 3219456), (96, 2615808), (104, 2414592), (117, 2146304), (128, 1961856), (131, 1916928), (144, 1743872), (156, 1609728), (192, 1307904), (208, 1207296), (234, 1073152), (256, 980928), (262, 958464), (288, 871936), (312, 804864), (384, 653952), (393, 638976), (416, 603648), (468, 536576), (512, 490464), (524, 479232), (576, 435968), (624, 402432), (768, 326976), (786, 319488), (832, 301824), (936, 268288), (1024, 245232), (1048, 239616), (1152, 217984), (1179, 212992), (1248, 201216), (1536, 163488), (1572, 159744), (1664, 150912), (1703, 147456), (1872, 134144), (2048, 122616), (2096, 119808), (2304, 108992), (2358, 106496), (2496, 100608), (3072, 81744), (3144, 79872), (3328, 75456), (3406, 73728), (3744, 67072), (4096, 61308), (4192, 59904), (4608, 54496), (4716, 53248), (4992, 50304), (5109, 49152), (6144, 40872), (6288, 39936), (6656, 37728), (6812, 36864), (7488, 33536), (8192, 30654), (8384, 29952), (9216, 27248), (9432, 26624), (9984, 25152), (10218, 24576), (12288, 20436), (12576, 19968), (13312, 18864), (13624, 18432), (14976, 16768), (15327, 16384)]