131789000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 128

約数和(自身を含む): 358974720

約数和(自身を除く): 227185720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 67, 70, 100, 125, 134, 140, 175, 200, 250, 268, 280, 281, 335, 350, 469, 500, 536, 562, 670, 700, 875, 938, 1000, 1124, 1340, 1400, 1405, 1675, 1750, 1876, 1967, 2248, 2345, 2680, 2810, 3350, 3500, 3752, 3934, 4690, 5620, 6700, 7000, 7025, 7868, 8375, 9380, 9835, 11240, 11725, 13400, 14050, 15736, 16750, 18760, 18827, 19670, 23450, 28100, 33500, 35125, 37654, 39340, 46900, 49175, 56200, 58625, 67000, 70250, 75308, 78680, 93800, 94135, 98350, 117250, 131789, 140500, 150616, 188270, 196700, 234500, 245875, 263578, 281000, 376540, 393400, 469000, 470675, 491750, 527156, 658945, 753080, 941350, 983500, 1054312, 1317890, 1882700, 1967000, 2353375, 2635780, 3294725, 3765400, 4706750, 5271560, 6589450, 9413500, 13178900, 16473625, 18827000, 26357800, 32947250, 65894500, 131789000]

約数ペア:

[(1, 131789000), (2, 65894500), (4, 32947250), (5, 26357800), (7, 18827000), (8, 16473625), (10, 13178900), (14, 9413500), (20, 6589450), (25, 5271560), (28, 4706750), (35, 3765400), (40, 3294725), (50, 2635780), (56, 2353375), (67, 1967000), (70, 1882700), (100, 1317890), (125, 1054312), (134, 983500), (140, 941350), (175, 753080), (200, 658945), (250, 527156), (268, 491750), (280, 470675), (281, 469000), (335, 393400), (350, 376540), (469, 281000), (500, 263578), (536, 245875), (562, 234500), (670, 196700), (700, 188270), (875, 150616), (938, 140500), (1000, 131789), (1124, 117250), (1340, 98350), (1400, 94135), (1405, 93800), (1675, 78680), (1750, 75308), (1876, 70250), (1967, 67000), (2248, 58625), (2345, 56200), (2680, 49175), (2810, 46900), (3350, 39340), (3500, 37654), (3752, 35125), (3934, 33500), (4690, 28100), (5620, 23450), (6700, 19670), (7000, 18827), (7025, 18760), (7868, 16750), (8375, 15736), (9380, 14050), (9835, 13400), (11240, 11725)]