256769838

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 224

約数和(自身を含む): 705116160

約数和(自身を除く): 448346322

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 23, 26, 27, 31, 38, 39, 46, 54, 57, 62, 69, 78, 81, 93, 114, 117, 138, 162, 171, 186, 207, 234, 243, 247, 279, 299, 342, 351, 403, 414, 437, 486, 494, 513, 558, 589, 598, 621, 702, 713, 729, 741, 806, 837, 874, 897, 1026, 1053, 1178, 1209, 1242, 1311, 1426, 1458, 1482, 1539, 1674, 1767, 1794, 1863, 2106, 2139, 2223, 2418, 2511, 2622, 2691, 3078, 3159, 3534, 3627, 3726, 3933, 4278, 4446, 4617, 5022, 5301, 5382, 5589, 5681, 6318, 6417, 6669, 7254, 7533, 7657, 7866, 8073, 9234, 9269, 9477, 10602, 10881, 11178, 11362, 11799, 12834, 13338, 13547, 13851, 15066, 15314, 15903, 16146, 16767, 17043, 18538, 18954, 19251, 20007, 21762, 22599, 22971, 23598, 24219, 27094, 27702, 27807, 31806, 32643, 33534, 34086, 35397, 38502, 40014, 40641, 45198, 45942, 47709, 48438, 51129, 55614, 57753, 60021, 65286, 68913, 70794, 72657, 81282, 83421, 95418, 97929, 102258, 106191, 115506, 120042, 121923, 137826, 143127, 145314, 153387, 166842, 173259, 176111, 180063, 195858, 206739, 212382, 217971, 243846, 250263, 286254, 293787, 306774, 318573, 346518, 352222, 360126, 365769, 413478, 429381, 435942, 460161, 500526, 519777, 528333, 587574, 620217, 637146, 731538, 750789, 858762, 920322, 1039554, 1056666, 1097307, 1240434, 1380483, 1501578, 1584999, 1860651, 2194614, 2252367, 2760966, 3169998, 3291921, 3721302, 4141449, 4504734, 4754997, 5581953, 6583842, 6757101, 8282898, 9509994, 9875763, 11163906, 13514202, 14264991, 19751526, 28529982, 42794973, 85589946, 128384919, 256769838]

約数ペア:

[(1, 256769838), (2, 128384919), (3, 85589946), (6, 42794973), (9, 28529982), (13, 19751526), (18, 14264991), (19, 13514202), (23, 11163906), (26, 9875763), (27, 9509994), (31, 8282898), (38, 6757101), (39, 6583842), (46, 5581953), (54, 4754997), (57, 4504734), (62, 4141449), (69, 3721302), (78, 3291921), (81, 3169998), (93, 2760966), (114, 2252367), (117, 2194614), (138, 1860651), (162, 1584999), (171, 1501578), (186, 1380483), (207, 1240434), (234, 1097307), (243, 1056666), (247, 1039554), (279, 920322), (299, 858762), (342, 750789), (351, 731538), (403, 637146), (414, 620217), (437, 587574), (486, 528333), (494, 519777), (513, 500526), (558, 460161), (589, 435942), (598, 429381), (621, 413478), (702, 365769), (713, 360126), (729, 352222), (741, 346518), (806, 318573), (837, 306774), (874, 293787), (897, 286254), (1026, 250263), (1053, 243846), (1178, 217971), (1209, 212382), (1242, 206739), (1311, 195858), (1426, 180063), (1458, 176111), (1482, 173259), (1539, 166842), (1674, 153387), (1767, 145314), (1794, 143127), (1863, 137826), (2106, 121923), (2139, 120042), (2223, 115506), (2418, 106191), (2511, 102258), (2622, 97929), (2691, 95418), (3078, 83421), (3159, 81282), (3534, 72657), (3627, 70794), (3726, 68913), (3933, 65286), (4278, 60021), (4446, 57753), (4617, 55614), (5022, 51129), (5301, 48438), (5382, 47709), (5589, 45942), (5681, 45198), (6318, 40641), (6417, 40014), (6669, 38502), (7254, 35397), (7533, 34086), (7657, 33534), (7866, 32643), (8073, 31806), (9234, 27807), (9269, 27702), (9477, 27094), (10602, 24219), (10881, 23598), (11178, 22971), (11362, 22599), (11799, 21762), (12834, 20007), (13338, 19251), (13547, 18954), (13851, 18538), (15066, 17043), (15314, 16767), (15903, 16146)]