31999463808

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{206779}}^1$

素因数の和:206840

約数の個数: 128

約数和(自身を含む): 94490188800

約数和(自身を除く): 62490724992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 312, 372, 384, 403, 416, 496, 624, 744, 806, 832, 992, 1209, 1248, 1488, 1612, 1664, 1984, 2418, 2496, 2976, 3224, 3968, 4836, 4992, 5952, 6448, 9672, 11904, 12896, 19344, 25792, 38688, 51584, 77376, 154752, 206779, 413558, 620337, 827116, 1240674, 1654232, 2481348, 2688127, 3308464, 4962696, 5376254, 6410149, 6616928, 8064381, 9925392, 10752508, 12820298, 13233856, 16128762, 19230447, 19850784, 21505016, 25640596, 26467712, 32257524, 38460894, 39701568, 43010032, 51281192, 64515048, 76921788, 79403136, 83331937, 86020064, 102562384, 129030096, 153843576, 166663874, 172040128, 205124768, 249995811, 258060192, 307687152, 333327748, 344080256, 410249536, 499991622, 516120384, 615374304, 666655496, 820499072, 999983244, 1032240768, 1230748608, 1333310992, 1999966488, 2461497216, 2666621984, 3999932976, 5333243968, 7999865952, 10666487936, 15999731904, 31999463808]

約数ペア:

[(1, 31999463808), (2, 15999731904), (3, 10666487936), (4, 7999865952), (6, 5333243968), (8, 3999932976), (12, 2666621984), (13, 2461497216), (16, 1999966488), (24, 1333310992), (26, 1230748608), (31, 1032240768), (32, 999983244), (39, 820499072), (48, 666655496), (52, 615374304), (62, 516120384), (64, 499991622), (78, 410249536), (93, 344080256), (96, 333327748), (104, 307687152), (124, 258060192), (128, 249995811), (156, 205124768), (186, 172040128), (192, 166663874), (208, 153843576), (248, 129030096), (312, 102562384), (372, 86020064), (384, 83331937), (403, 79403136), (416, 76921788), (496, 64515048), (624, 51281192), (744, 43010032), (806, 39701568), (832, 38460894), (992, 32257524), (1209, 26467712), (1248, 25640596), (1488, 21505016), (1612, 19850784), (1664, 19230447), (1984, 16128762), (2418, 13233856), (2496, 12820298), (2976, 10752508), (3224, 9925392), (3968, 8064381), (4836, 6616928), (4992, 6410149), (5952, 5376254), (6448, 4962696), (9672, 3308464), (11904, 2688127), (12896, 2481348), (19344, 1654232), (25792, 1240674), (38688, 827116), (51584, 620337), (77376, 413558), (154752, 206779)]