257011272

素因数分解:

$2^3\times 3^3\times 7^3\times {\mathrm{3469}}^1$

素因数の和:3505

約数の個数: 128

約数和(自身を含む): 832800000

約数和(自身を除く): 575788728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 343, 378, 392, 441, 504, 588, 686, 756, 882, 1029, 1176, 1323, 1372, 1512, 1764, 2058, 2646, 2744, 3087, 3469, 3528, 4116, 5292, 6174, 6938, 8232, 9261, 10407, 10584, 12348, 13876, 18522, 20814, 24283, 24696, 27752, 31221, 37044, 41628, 48566, 62442, 72849, 74088, 83256, 93663, 97132, 124884, 145698, 169981, 187326, 194264, 218547, 249768, 291396, 339962, 374652, 437094, 509943, 582792, 655641, 679924, 749304, 874188, 1019886, 1189867, 1311282, 1359848, 1529829, 1748376, 2039772, 2379734, 2622564, 3059658, 3569601, 4079544, 4589487, 4759468, 5245128, 6119316, 7139202, 9178974, 9518936, 10708803, 12238632, 14278404, 18357948, 21417606, 28556808, 32126409, 36715896, 42835212, 64252818, 85670424, 128505636, 257011272]

約数ペア:

[(1, 257011272), (2, 128505636), (3, 85670424), (4, 64252818), (6, 42835212), (7, 36715896), (8, 32126409), (9, 28556808), (12, 21417606), (14, 18357948), (18, 14278404), (21, 12238632), (24, 10708803), (27, 9518936), (28, 9178974), (36, 7139202), (42, 6119316), (49, 5245128), (54, 4759468), (56, 4589487), (63, 4079544), (72, 3569601), (84, 3059658), (98, 2622564), (108, 2379734), (126, 2039772), (147, 1748376), (168, 1529829), (189, 1359848), (196, 1311282), (216, 1189867), (252, 1019886), (294, 874188), (343, 749304), (378, 679924), (392, 655641), (441, 582792), (504, 509943), (588, 437094), (686, 374652), (756, 339962), (882, 291396), (1029, 249768), (1176, 218547), (1323, 194264), (1372, 187326), (1512, 169981), (1764, 145698), (2058, 124884), (2646, 97132), (2744, 93663), (3087, 83256), (3469, 74088), (3528, 72849), (4116, 62442), (5292, 48566), (6174, 41628), (6938, 37044), (8232, 31221), (9261, 27752), (10407, 24696), (10584, 24283), (12348, 20814), (13876, 18522)]