81187740960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1\times {\mathrm{1303}}^1$

素因数の和:2071

約数の個数: 192

約数和(自身を含む): 257418362880

約数和(自身を除く): 176230621920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 271, 479, 480, 542, 813, 958, 1084, 1303, 1355, 1437, 1626, 1916, 2168, 2395, 2606, 2710, 2874, 3252, 3832, 3909, 4065, 4336, 4790, 5212, 5420, 5748, 6504, 6515, 7185, 7664, 7818, 8130, 8672, 9580, 10424, 10840, 11496, 13008, 13030, 14370, 15328, 15636, 16260, 19160, 19545, 20848, 21680, 22992, 26016, 26060, 28740, 31272, 32520, 38320, 39090, 41696, 43360, 45984, 52120, 57480, 62544, 65040, 76640, 78180, 104240, 114960, 125088, 129809, 130080, 156360, 208480, 229920, 259618, 312720, 353113, 389427, 519236, 624137, 625440, 649045, 706226, 778854, 1038472, 1059339, 1248274, 1298090, 1412452, 1557708, 1765565, 1872411, 1947135, 2076944, 2118678, 2496548, 2596180, 2824904, 3115416, 3120685, 3531130, 3744822, 3894270, 4153888, 4237356, 4993096, 5192360, 5296695, 5649808, 6230832, 6241370, 7062260, 7489644, 7788540, 8474712, 9362055, 9986192, 10384720, 10593390, 11299616, 12461664, 12482740, 14124520, 14979288, 15577080, 16949424, 18724110, 19972384, 20769440, 21186780, 24965480, 28249040, 29958576, 31154160, 33898848, 37448220, 42373560, 49930960, 56498080, 59917152, 62308320, 74896440, 84747120, 99861920, 149792880, 169141127, 169494240, 299585760, 338282254, 507423381, 676564508, 845705635, 1014846762, 1353129016, 1691411270, 2029693524, 2537116905, 2706258032, 3382822540, 4059387048, 5074233810, 5412516064, 6765645080, 8118774096, 10148467620, 13531290160, 16237548192, 20296935240, 27062580320, 40593870480, 81187740960]

約数ペア:

[(1, 81187740960), (2, 40593870480), (3, 27062580320), (4, 20296935240), (5, 16237548192), (6, 13531290160), (8, 10148467620), (10, 8118774096), (12, 6765645080), (15, 5412516064), (16, 5074233810), (20, 4059387048), (24, 3382822540), (30, 2706258032), (32, 2537116905), (40, 2029693524), (48, 1691411270), (60, 1353129016), (80, 1014846762), (96, 845705635), (120, 676564508), (160, 507423381), (240, 338282254), (271, 299585760), (479, 169494240), (480, 169141127), (542, 149792880), (813, 99861920), (958, 84747120), (1084, 74896440), (1303, 62308320), (1355, 59917152), (1437, 56498080), (1626, 49930960), (1916, 42373560), (2168, 37448220), (2395, 33898848), (2606, 31154160), (2710, 29958576), (2874, 28249040), (3252, 24965480), (3832, 21186780), (3909, 20769440), (4065, 19972384), (4336, 18724110), (4790, 16949424), (5212, 15577080), (5420, 14979288), (5748, 14124520), (6504, 12482740), (6515, 12461664), (7185, 11299616), (7664, 10593390), (7818, 10384720), (8130, 9986192), (8672, 9362055), (9580, 8474712), (10424, 7788540), (10840, 7489644), (11496, 7062260), (13008, 6241370), (13030, 6230832), (14370, 5649808), (15328, 5296695), (15636, 5192360), (16260, 4993096), (19160, 4237356), (19545, 4153888), (20848, 3894270), (21680, 3744822), (22992, 3531130), (26016, 3120685), (26060, 3115416), (28740, 2824904), (31272, 2596180), (32520, 2496548), (38320, 2118678), (39090, 2076944), (41696, 1947135), (43360, 1872411), (45984, 1765565), (52120, 1557708), (57480, 1412452), (62544, 1298090), (65040, 1248274), (76640, 1059339), (78180, 1038472), (104240, 778854), (114960, 706226), (125088, 649045), (129809, 625440), (130080, 624137), (156360, 519236), (208480, 389427), (229920, 353113), (259618, 312720)]