251323488

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3533}}^1$

素因数の和:3581

約数の個数: 144

約数和(自身を含む): 810416880

約数和(自身を除く): 559093392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 32, 36, 38, 39, 48, 52, 57, 72, 76, 78, 96, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 288, 304, 312, 342, 416, 456, 468, 494, 608, 624, 684, 741, 912, 936, 988, 1248, 1368, 1482, 1824, 1872, 1976, 2223, 2736, 2964, 3533, 3744, 3952, 4446, 5472, 5928, 7066, 7904, 8892, 10599, 11856, 14132, 17784, 21198, 23712, 28264, 31797, 35568, 42396, 45929, 56528, 63594, 67127, 71136, 84792, 91858, 113056, 127188, 134254, 137787, 169584, 183716, 201381, 254376, 268508, 275574, 339168, 367432, 402762, 413361, 508752, 537016, 551148, 604143, 734864, 805524, 826722, 872651, 1017504, 1074032, 1102296, 1208286, 1469728, 1611048, 1653444, 1745302, 2148064, 2204592, 2416572, 2617953, 3222096, 3306888, 3490604, 4409184, 4833144, 5235906, 6444192, 6613776, 6981208, 7853859, 9666288, 10471812, 13227552, 13962416, 15707718, 19332576, 20943624, 27924832, 31415436, 41887248, 62830872, 83774496, 125661744, 251323488]

約数ペア:

[(1, 251323488), (2, 125661744), (3, 83774496), (4, 62830872), (6, 41887248), (8, 31415436), (9, 27924832), (12, 20943624), (13, 19332576), (16, 15707718), (18, 13962416), (19, 13227552), (24, 10471812), (26, 9666288), (32, 7853859), (36, 6981208), (38, 6613776), (39, 6444192), (48, 5235906), (52, 4833144), (57, 4409184), (72, 3490604), (76, 3306888), (78, 3222096), (96, 2617953), (104, 2416572), (114, 2204592), (117, 2148064), (144, 1745302), (152, 1653444), (156, 1611048), (171, 1469728), (208, 1208286), (228, 1102296), (234, 1074032), (247, 1017504), (288, 872651), (304, 826722), (312, 805524), (342, 734864), (416, 604143), (456, 551148), (468, 537016), (494, 508752), (608, 413361), (624, 402762), (684, 367432), (741, 339168), (912, 275574), (936, 268508), (988, 254376), (1248, 201381), (1368, 183716), (1482, 169584), (1824, 137787), (1872, 134254), (1976, 127188), (2223, 113056), (2736, 91858), (2964, 84792), (3533, 71136), (3744, 67127), (3952, 63594), (4446, 56528), (5472, 45929), (5928, 42396), (7066, 35568), (7904, 31797), (8892, 28264), (10599, 23712), (11856, 21198), (14132, 17784)]