254262456

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:858

約数の個数: 128

約数和(自身を含む): 811200000

約数和(自身を除く): 556937544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 337, 378, 499, 504, 674, 756, 998, 1011, 1348, 1497, 1512, 1996, 2022, 2359, 2696, 2994, 3033, 3493, 3992, 4044, 4491, 4718, 5988, 6066, 6986, 7077, 8088, 8982, 9099, 9436, 10479, 11976, 12132, 13473, 13972, 14154, 17964, 18198, 18872, 20958, 21231, 24264, 26946, 27944, 28308, 31437, 35928, 36396, 41916, 42462, 53892, 56616, 62874, 63693, 72792, 83832, 84924, 94311, 107784, 125748, 127386, 168163, 169848, 188622, 251496, 254772, 336326, 377244, 504489, 509544, 672652, 754488, 1008978, 1177141, 1345304, 1513467, 2017956, 2354282, 3026934, 3531423, 4035912, 4540401, 4708564, 6053868, 7062846, 9080802, 9417128, 10594269, 12107736, 14125692, 18161604, 21188538, 28251384, 31782807, 36323208, 42377076, 63565614, 84754152, 127131228, 254262456]

約数ペア:

[(1, 254262456), (2, 127131228), (3, 84754152), (4, 63565614), (6, 42377076), (7, 36323208), (8, 31782807), (9, 28251384), (12, 21188538), (14, 18161604), (18, 14125692), (21, 12107736), (24, 10594269), (27, 9417128), (28, 9080802), (36, 7062846), (42, 6053868), (54, 4708564), (56, 4540401), (63, 4035912), (72, 3531423), (84, 3026934), (108, 2354282), (126, 2017956), (168, 1513467), (189, 1345304), (216, 1177141), (252, 1008978), (337, 754488), (378, 672652), (499, 509544), (504, 504489), (674, 377244), (756, 336326), (998, 254772), (1011, 251496), (1348, 188622), (1497, 169848), (1512, 168163), (1996, 127386), (2022, 125748), (2359, 107784), (2696, 94311), (2994, 84924), (3033, 83832), (3493, 72792), (3992, 63693), (4044, 62874), (4491, 56616), (4718, 53892), (5988, 42462), (6066, 41916), (6986, 36396), (7077, 35928), (8088, 31437), (8982, 28308), (9099, 27944), (9436, 26946), (10479, 24264), (11976, 21231), (12132, 20958), (13473, 18872), (13972, 18198), (14154, 17964)]