1285280640

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:410

約数の個数: 384

約数和(自身を含む): 5132574720

約数和(自身を除く): 3847294080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 127, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 251, 252, 254, 280, 288, 315, 320, 336, 360, 381, 384, 420, 448, 480, 502, 504, 508, 560, 576, 630, 635, 640, 672, 720, 753, 762, 840, 889, 896, 960, 1004, 1008, 1016, 1120, 1143, 1152, 1255, 1260, 1270, 1344, 1440, 1506, 1524, 1680, 1757, 1778, 1905, 1920, 2008, 2016, 2032, 2240, 2259, 2286, 2510, 2520, 2540, 2667, 2688, 2880, 3012, 3048, 3360, 3514, 3556, 3765, 3810, 4016, 4032, 4064, 4445, 4480, 4518, 4572, 5020, 5040, 5080, 5271, 5334, 5715, 5760, 6024, 6096, 6720, 7028, 7112, 7530, 7620, 8001, 8032, 8064, 8128, 8785, 8890, 9036, 9144, 10040, 10080, 10160, 10542, 10668, 11295, 11430, 12048, 12192, 13335, 13440, 14056, 14224, 15060, 15240, 15813, 16002, 16064, 16256, 17570, 17780, 18072, 18288, 20080, 20160, 20320, 21084, 21336, 22590, 22860, 24096, 24384, 26355, 26670, 28112, 28448, 30120, 30480, 31626, 31877, 32004, 32128, 35140, 35560, 36144, 36576, 40005, 40160, 40320, 40640, 42168, 42672, 45180, 45720, 48192, 48768, 52710, 53340, 56224, 56896, 60240, 60960, 63252, 63754, 64008, 70280, 71120, 72288, 73152, 79065, 80010, 80320, 81280, 84336, 85344, 90360, 91440, 95631, 96384, 105420, 106680, 112448, 113792, 120480, 121920, 126504, 127508, 128016, 140560, 142240, 144576, 146304, 158130, 159385, 160020, 160640, 168672, 170688, 180720, 182880, 191262, 210840, 213360, 223139, 224896, 240960, 243840, 253008, 255016, 256032, 281120, 284480, 286893, 289152, 316260, 318770, 320040, 337344, 341376, 361440, 365760, 382524, 421680, 426720, 446278, 478155, 481920, 506016, 510032, 512064, 562240, 568960, 573786, 632520, 637540, 640080, 669417, 674688, 722880, 731520, 765048, 843360, 853440, 892556, 956310, 1012032, 1020064, 1024128, 1115695, 1124480, 1147572, 1265040, 1275080, 1280160, 1338834, 1434465, 1445760, 1530096, 1686720, 1706880, 1785112, 1912620, 2008251, 2024064, 2040128, 2231390, 2295144, 2530080, 2550160, 2560320, 2677668, 2868930, 3060192, 3347085, 3373440, 3570224, 3825240, 4016502, 4080256, 4462780, 4590288, 5060160, 5100320, 5120640, 5355336, 5737860, 6120384, 6694170, 7140448, 7650480, 8033004, 8925560, 9180576, 10041255, 10120320, 10200640, 10710672, 11475720, 12240768, 13388340, 14280896, 15300960, 16066008, 17851120, 18361152, 20082510, 20401280, 21421344, 22951440, 26776680, 28561792, 30601920, 32132016, 35702240, 36722304, 40165020, 42842688, 45902880, 53553360, 61203840, 64264032, 71404480, 80330040, 85685376, 91805760, 107106720, 128528064, 142808960, 160660080, 183611520, 214213440, 257056128, 321320160, 428426880, 642640320, 1285280640]

約数ペア:

[(1, 1285280640), (2, 642640320), (3, 428426880), (4, 321320160), (5, 257056128), (6, 214213440), (7, 183611520), (8, 160660080), (9, 142808960), (10, 128528064), (12, 107106720), (14, 91805760), (15, 85685376), (16, 80330040), (18, 71404480), (20, 64264032), (21, 61203840), (24, 53553360), (28, 45902880), (30, 42842688), (32, 40165020), (35, 36722304), (36, 35702240), (40, 32132016), (42, 30601920), (45, 28561792), (48, 26776680), (56, 22951440), (60, 21421344), (63, 20401280), (64, 20082510), (70, 18361152), (72, 17851120), (80, 16066008), (84, 15300960), (90, 14280896), (96, 13388340), (105, 12240768), (112, 11475720), (120, 10710672), (126, 10200640), (127, 10120320), (128, 10041255), (140, 9180576), (144, 8925560), (160, 8033004), (168, 7650480), (180, 7140448), (192, 6694170), (210, 6120384), (224, 5737860), (240, 5355336), (251, 5120640), (252, 5100320), (254, 5060160), (280, 4590288), (288, 4462780), (315, 4080256), (320, 4016502), (336, 3825240), (360, 3570224), (381, 3373440), (384, 3347085), (420, 3060192), (448, 2868930), (480, 2677668), (502, 2560320), (504, 2550160), (508, 2530080), (560, 2295144), (576, 2231390), (630, 2040128), (635, 2024064), (640, 2008251), (672, 1912620), (720, 1785112), (753, 1706880), (762, 1686720), (840, 1530096), (889, 1445760), (896, 1434465), (960, 1338834), (1004, 1280160), (1008, 1275080), (1016, 1265040), (1120, 1147572), (1143, 1124480), (1152, 1115695), (1255, 1024128), (1260, 1020064), (1270, 1012032), (1344, 956310), (1440, 892556), (1506, 853440), (1524, 843360), (1680, 765048), (1757, 731520), (1778, 722880), (1905, 674688), (1920, 669417), (2008, 640080), (2016, 637540), (2032, 632520), (2240, 573786), (2259, 568960), (2286, 562240), (2510, 512064), (2520, 510032), (2540, 506016), (2667, 481920), (2688, 478155), (2880, 446278), (3012, 426720), (3048, 421680), (3360, 382524), (3514, 365760), (3556, 361440), (3765, 341376), (3810, 337344), (4016, 320040), (4032, 318770), (4064, 316260), (4445, 289152), (4480, 286893), (4518, 284480), (4572, 281120), (5020, 256032), (5040, 255016), (5080, 253008), (5271, 243840), (5334, 240960), (5715, 224896), (5760, 223139), (6024, 213360), (6096, 210840), (6720, 191262), (7028, 182880), (7112, 180720), (7530, 170688), (7620, 168672), (8001, 160640), (8032, 160020), (8064, 159385), (8128, 158130), (8785, 146304), (8890, 144576), (9036, 142240), (9144, 140560), (10040, 128016), (10080, 127508), (10160, 126504), (10542, 121920), (10668, 120480), (11295, 113792), (11430, 112448), (12048, 106680), (12192, 105420), (13335, 96384), (13440, 95631), (14056, 91440), (14224, 90360), (15060, 85344), (15240, 84336), (15813, 81280), (16002, 80320), (16064, 80010), (16256, 79065), (17570, 73152), (17780, 72288), (18072, 71120), (18288, 70280), (20080, 64008), (20160, 63754), (20320, 63252), (21084, 60960), (21336, 60240), (22590, 56896), (22860, 56224), (24096, 53340), (24384, 52710), (26355, 48768), (26670, 48192), (28112, 45720), (28448, 45180), (30120, 42672), (30480, 42168), (31626, 40640), (31877, 40320), (32004, 40160), (32128, 40005), (35140, 36576), (35560, 36144)]