243752264

素因数分解:

$2^3\times 7^3\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 536784000

約数和(自身を除く): 293031736

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 211, 343, 392, 421, 422, 686, 842, 844, 1372, 1477, 1684, 1688, 2744, 2947, 2954, 3368, 5894, 5908, 10339, 11788, 11816, 20629, 20678, 23576, 41258, 41356, 72373, 82516, 82712, 88831, 144403, 144746, 165032, 177662, 288806, 289492, 355324, 577612, 578984, 621817, 710648, 1155224, 1243634, 2487268, 4352719, 4974536, 8705438, 17410876, 30469033, 34821752, 60938066, 121876132, 243752264]

約数ペア:

[(1, 243752264), (2, 121876132), (4, 60938066), (7, 34821752), (8, 30469033), (14, 17410876), (28, 8705438), (49, 4974536), (56, 4352719), (98, 2487268), (196, 1243634), (211, 1155224), (343, 710648), (392, 621817), (421, 578984), (422, 577612), (686, 355324), (842, 289492), (844, 288806), (1372, 177662), (1477, 165032), (1684, 144746), (1688, 144403), (2744, 88831), (2947, 82712), (2954, 82516), (3368, 72373), (5894, 41356), (5908, 41258), (10339, 23576), (11788, 20678), (11816, 20629)]