251515392

素因数分解:

$2^9\times 3^1\times {\mathrm{373}}^1\times {\mathrm{439}}^1$

素因数の和:833

約数の個数: 80

約数和(自身を含む): 673379520

約数和(自身を除く): 421864128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 373, 384, 439, 512, 746, 768, 878, 1119, 1317, 1492, 1536, 1756, 2238, 2634, 2984, 3512, 4476, 5268, 5968, 7024, 8952, 10536, 11936, 14048, 17904, 21072, 23872, 28096, 35808, 42144, 47744, 56192, 71616, 84288, 95488, 112384, 143232, 163747, 168576, 190976, 224768, 286464, 327494, 337152, 491241, 572928, 654988, 674304, 982482, 1309976, 1964964, 2619952, 3929928, 5239904, 7859856, 10479808, 15719712, 20959616, 31439424, 41919232, 62878848, 83838464, 125757696, 251515392]

約数ペア:

[(1, 251515392), (2, 125757696), (3, 83838464), (4, 62878848), (6, 41919232), (8, 31439424), (12, 20959616), (16, 15719712), (24, 10479808), (32, 7859856), (48, 5239904), (64, 3929928), (96, 2619952), (128, 1964964), (192, 1309976), (256, 982482), (373, 674304), (384, 654988), (439, 572928), (512, 491241), (746, 337152), (768, 327494), (878, 286464), (1119, 224768), (1317, 190976), (1492, 168576), (1536, 163747), (1756, 143232), (2238, 112384), (2634, 95488), (2984, 84288), (3512, 71616), (4476, 56192), (5268, 47744), (5968, 42144), (7024, 35808), (8952, 28096), (10536, 23872), (11936, 21072), (14048, 17904)]