1995871680

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^2$

素因数の和:536

約数の個数: 252

約数和(自身を含む): 7519010616

約数和(自身を除く): 5523138936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 251, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 502, 528, 576, 660, 704, 720, 753, 792, 880, 960, 990, 1004, 1056, 1255, 1320, 1440, 1506, 1584, 1760, 1980, 2008, 2112, 2259, 2510, 2640, 2761, 2880, 3012, 3168, 3520, 3765, 3960, 4016, 4518, 5020, 5280, 5522, 6024, 6336, 7530, 7920, 8032, 8283, 9036, 10040, 10560, 11044, 11295, 12048, 13805, 15060, 15840, 16064, 16566, 18072, 20080, 22088, 22590, 24096, 24849, 27610, 30120, 31680, 33132, 36144, 40160, 41415, 44176, 45180, 48192, 49698, 55220, 60240, 63001, 66264, 72288, 80320, 82830, 88352, 90360, 99396, 110440, 120480, 124245, 126002, 132528, 144576, 165660, 176704, 180720, 189003, 198792, 220880, 240960, 248490, 252004, 265056, 315005, 331320, 361440, 378006, 397584, 441760, 496980, 504008, 530112, 567009, 630010, 662640, 693011, 722880, 756012, 795168, 883520, 945015, 993960, 1008016, 1134018, 1260020, 1325280, 1386022, 1512024, 1590336, 1890030, 1987920, 2016032, 2079033, 2268036, 2520040, 2650560, 2772044, 2835045, 3024048, 3465055, 3780060, 3975840, 4032064, 4158066, 4536072, 5040080, 5544088, 5670090, 6048096, 6237099, 6930110, 7560120, 7951680, 8316132, 9072144, 10080160, 10395165, 11088176, 11340180, 12096192, 12474198, 13860220, 15120240, 16632264, 18144288, 20160320, 20790330, 22176352, 22680360, 24948396, 27720440, 30240480, 31185495, 33264528, 36288576, 41580660, 44352704, 45360720, 49896792, 55440880, 60480960, 62370990, 66529056, 83161320, 90721440, 99793584, 110881760, 124741980, 133058112, 166322640, 181442880, 199587168, 221763520, 249483960, 332645280, 399174336, 498967920, 665290560, 997935840, 1995871680]

約数ペア:

[(1, 1995871680), (2, 997935840), (3, 665290560), (4, 498967920), (5, 399174336), (6, 332645280), (8, 249483960), (9, 221763520), (10, 199587168), (11, 181442880), (12, 166322640), (15, 133058112), (16, 124741980), (18, 110881760), (20, 99793584), (22, 90721440), (24, 83161320), (30, 66529056), (32, 62370990), (33, 60480960), (36, 55440880), (40, 49896792), (44, 45360720), (45, 44352704), (48, 41580660), (55, 36288576), (60, 33264528), (64, 31185495), (66, 30240480), (72, 27720440), (80, 24948396), (88, 22680360), (90, 22176352), (96, 20790330), (99, 20160320), (110, 18144288), (120, 16632264), (132, 15120240), (144, 13860220), (160, 12474198), (165, 12096192), (176, 11340180), (180, 11088176), (192, 10395165), (198, 10080160), (220, 9072144), (240, 8316132), (251, 7951680), (264, 7560120), (288, 6930110), (320, 6237099), (330, 6048096), (352, 5670090), (360, 5544088), (396, 5040080), (440, 4536072), (480, 4158066), (495, 4032064), (502, 3975840), (528, 3780060), (576, 3465055), (660, 3024048), (704, 2835045), (720, 2772044), (753, 2650560), (792, 2520040), (880, 2268036), (960, 2079033), (990, 2016032), (1004, 1987920), (1056, 1890030), (1255, 1590336), (1320, 1512024), (1440, 1386022), (1506, 1325280), (1584, 1260020), (1760, 1134018), (1980, 1008016), (2008, 993960), (2112, 945015), (2259, 883520), (2510, 795168), (2640, 756012), (2761, 722880), (2880, 693011), (3012, 662640), (3168, 630010), (3520, 567009), (3765, 530112), (3960, 504008), (4016, 496980), (4518, 441760), (5020, 397584), (5280, 378006), (5522, 361440), (6024, 331320), (6336, 315005), (7530, 265056), (7920, 252004), (8032, 248490), (8283, 240960), (9036, 220880), (10040, 198792), (10560, 189003), (11044, 180720), (11295, 176704), (12048, 165660), (13805, 144576), (15060, 132528), (15840, 126002), (16064, 124245), (16566, 120480), (18072, 110440), (20080, 99396), (22088, 90360), (22590, 88352), (24096, 82830), (24849, 80320), (27610, 72288), (30120, 66264), (31680, 63001), (33132, 60240), (36144, 55220), (40160, 49698), (41415, 48192), (44176, 45180)]