251231904

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11329}}^1$

素因数の和:11363

約数の個数: 144

約数和(自身を含む): 890809920

約数和(自身を除く): 639578016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 126, 132, 144, 154, 168, 176, 198, 224, 231, 252, 264, 288, 308, 336, 352, 396, 462, 504, 528, 616, 672, 693, 792, 924, 1008, 1056, 1232, 1386, 1584, 1848, 2016, 2464, 2772, 3168, 3696, 5544, 7392, 11088, 11329, 22176, 22658, 33987, 45316, 67974, 79303, 90632, 101961, 124619, 135948, 158606, 181264, 203922, 237909, 249238, 271896, 317212, 362528, 373857, 407844, 475818, 498476, 543792, 634424, 713727, 747714, 815688, 872333, 951636, 996952, 1087584, 1121571, 1268848, 1427454, 1495428, 1631376, 1744666, 1903272, 1993904, 2243142, 2537696, 2616999, 2854908, 2990856, 3262752, 3489332, 3806544, 3987808, 4486284, 5233998, 5709816, 5981712, 6978664, 7613088, 7850997, 8972568, 10467996, 11419632, 11963424, 13957328, 15701994, 17945136, 20935992, 22839264, 27914656, 31403988, 35890272, 41871984, 62807976, 83743968, 125615952, 251231904]

約数ペア:

[(1, 251231904), (2, 125615952), (3, 83743968), (4, 62807976), (6, 41871984), (7, 35890272), (8, 31403988), (9, 27914656), (11, 22839264), (12, 20935992), (14, 17945136), (16, 15701994), (18, 13957328), (21, 11963424), (22, 11419632), (24, 10467996), (28, 8972568), (32, 7850997), (33, 7613088), (36, 6978664), (42, 5981712), (44, 5709816), (48, 5233998), (56, 4486284), (63, 3987808), (66, 3806544), (72, 3489332), (77, 3262752), (84, 2990856), (88, 2854908), (96, 2616999), (99, 2537696), (112, 2243142), (126, 1993904), (132, 1903272), (144, 1744666), (154, 1631376), (168, 1495428), (176, 1427454), (198, 1268848), (224, 1121571), (231, 1087584), (252, 996952), (264, 951636), (288, 872333), (308, 815688), (336, 747714), (352, 713727), (396, 634424), (462, 543792), (504, 498476), (528, 475818), (616, 407844), (672, 373857), (693, 362528), (792, 317212), (924, 271896), (1008, 249238), (1056, 237909), (1232, 203922), (1386, 181264), (1584, 158606), (1848, 135948), (2016, 124619), (2464, 101961), (2772, 90632), (3168, 79303), (3696, 67974), (5544, 45316), (7392, 33987), (11088, 22658), (11329, 22176)]