85684320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:557

約数の個数: 144

約数和(自身を含む): 295036560

約数和(自身を除く): 209352240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 157, 160, 180, 240, 288, 314, 360, 379, 471, 480, 628, 720, 758, 785, 942, 1137, 1256, 1413, 1440, 1516, 1570, 1884, 1895, 2274, 2355, 2512, 2826, 3032, 3140, 3411, 3768, 3790, 4548, 4710, 5024, 5652, 5685, 6064, 6280, 6822, 7065, 7536, 7580, 9096, 9420, 11304, 11370, 12128, 12560, 13644, 14130, 15072, 15160, 17055, 18192, 18840, 22608, 22740, 25120, 27288, 28260, 30320, 34110, 36384, 37680, 45216, 45480, 54576, 56520, 59503, 60640, 68220, 75360, 90960, 109152, 113040, 119006, 136440, 178509, 181920, 226080, 238012, 272880, 297515, 357018, 476024, 535527, 545760, 595030, 714036, 892545, 952048, 1071054, 1190060, 1428072, 1785090, 1904096, 2142108, 2380120, 2677635, 2856144, 3570180, 4284216, 4760240, 5355270, 5712288, 7140360, 8568432, 9520480, 10710540, 14280720, 17136864, 21421080, 28561440, 42842160, 85684320]

約数ペア:

[(1, 85684320), (2, 42842160), (3, 28561440), (4, 21421080), (5, 17136864), (6, 14280720), (8, 10710540), (9, 9520480), (10, 8568432), (12, 7140360), (15, 5712288), (16, 5355270), (18, 4760240), (20, 4284216), (24, 3570180), (30, 2856144), (32, 2677635), (36, 2380120), (40, 2142108), (45, 1904096), (48, 1785090), (60, 1428072), (72, 1190060), (80, 1071054), (90, 952048), (96, 892545), (120, 714036), (144, 595030), (157, 545760), (160, 535527), (180, 476024), (240, 357018), (288, 297515), (314, 272880), (360, 238012), (379, 226080), (471, 181920), (480, 178509), (628, 136440), (720, 119006), (758, 113040), (785, 109152), (942, 90960), (1137, 75360), (1256, 68220), (1413, 60640), (1440, 59503), (1516, 56520), (1570, 54576), (1884, 45480), (1895, 45216), (2274, 37680), (2355, 36384), (2512, 34110), (2826, 30320), (3032, 28260), (3140, 27288), (3411, 25120), (3768, 22740), (3790, 22608), (4548, 18840), (4710, 18192), (5024, 17055), (5652, 15160), (5685, 15072), (6064, 14130), (6280, 13644), (6822, 12560), (7065, 12128), (7536, 11370), (7580, 11304), (9096, 9420)]