257895264

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{244219}}^1$

素因数の和:244243

約数の個数: 48

約数和(自身を含む): 738521280

約数和(自身を除く): 480626016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 244219, 488438, 732657, 976876, 1465314, 1953752, 2686409, 2930628, 3907504, 5372818, 5861256, 7815008, 8059227, 10745636, 11722512, 16118454, 21491272, 23445024, 32236908, 42982544, 64473816, 85965088, 128947632, 257895264]

約数ペア:

[(1, 257895264), (2, 128947632), (3, 85965088), (4, 64473816), (6, 42982544), (8, 32236908), (11, 23445024), (12, 21491272), (16, 16118454), (22, 11722512), (24, 10745636), (32, 8059227), (33, 7815008), (44, 5861256), (48, 5372818), (66, 3907504), (88, 2930628), (96, 2686409), (132, 1953752), (176, 1465314), (264, 976876), (352, 732657), (528, 488438), (1056, 244219)]