254718080

素因数分解:

$2^7\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1181}}^1$

素因数の和:1537

約数の個数: 64

約数和(自身を含む): 611259480

約数和(自身を除く): 356541400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 337, 640, 674, 1181, 1348, 1685, 2362, 2696, 3370, 4724, 5392, 5905, 6740, 9448, 10784, 11810, 13480, 18896, 21568, 23620, 26960, 37792, 43136, 47240, 53920, 75584, 94480, 107840, 151168, 188960, 215680, 377920, 397997, 755840, 795994, 1591988, 1989985, 3183976, 3979970, 6367952, 7959940, 12735904, 15919880, 25471808, 31839760, 50943616, 63679520, 127359040, 254718080]

約数ペア:

[(1, 254718080), (2, 127359040), (4, 63679520), (5, 50943616), (8, 31839760), (10, 25471808), (16, 15919880), (20, 12735904), (32, 7959940), (40, 6367952), (64, 3979970), (80, 3183976), (128, 1989985), (160, 1591988), (320, 795994), (337, 755840), (640, 397997), (674, 377920), (1181, 215680), (1348, 188960), (1685, 151168), (2362, 107840), (2696, 94480), (3370, 75584), (4724, 53920), (5392, 47240), (5905, 43136), (6740, 37792), (9448, 26960), (10784, 23620), (11810, 21568), (13480, 18896)]