20742499440

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:404

約数の個数: 560

約数和(自身を含む): 78895887840

約数和(自身を除く): 58153388400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 109, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 218, 234, 240, 243, 251, 260, 270, 312, 324, 327, 351, 360, 390, 405, 432, 436, 468, 486, 502, 520, 540, 545, 585, 624, 648, 654, 702, 720, 729, 753, 780, 810, 872, 936, 972, 981, 1004, 1040, 1053, 1080, 1090, 1170, 1215, 1255, 1296, 1308, 1404, 1417, 1458, 1506, 1560, 1620, 1635, 1744, 1755, 1872, 1944, 1962, 2008, 2106, 2160, 2180, 2259, 2340, 2430, 2510, 2616, 2808, 2834, 2916, 2943, 3012, 3120, 3159, 3240, 3263, 3270, 3510, 3645, 3765, 3888, 3924, 4016, 4212, 4251, 4360, 4518, 4680, 4860, 4905, 5020, 5232, 5265, 5616, 5668, 5832, 5886, 6024, 6318, 6480, 6526, 6540, 6777, 7020, 7085, 7290, 7530, 7848, 8424, 8502, 8720, 8829, 9036, 9360, 9477, 9720, 9789, 9810, 10040, 10530, 11295, 11336, 11664, 11772, 12048, 12636, 12753, 13052, 13080, 13554, 14040, 14170, 14580, 14715, 15060, 15696, 15795, 16315, 16848, 17004, 17658, 18072, 18954, 19440, 19578, 19620, 20080, 20331, 21060, 21255, 22590, 22672, 23544, 25272, 25506, 26104, 26160, 26487, 27108, 27359, 28080, 28340, 29160, 29367, 29430, 30120, 31590, 32630, 33885, 34008, 35316, 36144, 37908, 38259, 39156, 39240, 40662, 42120, 42510, 44145, 45180, 47088, 47385, 48945, 50544, 51012, 52208, 52974, 54216, 54718, 56680, 58320, 58734, 58860, 60240, 60993, 63180, 63765, 65260, 67770, 68016, 70632, 75816, 76518, 78312, 78480, 79461, 81324, 82077, 84240, 85020, 88101, 88290, 90360, 94770, 97890, 101655, 102024, 105948, 108432, 109436, 113360, 114777, 117468, 117720, 121986, 126360, 127530, 130520, 132435, 135540, 136795, 141264, 146835, 151632, 153036, 156624, 158922, 162648, 164154, 170040, 176202, 176580, 180720, 182979, 189540, 191295, 195780, 203310, 204048, 211896, 218872, 229554, 234936, 235440, 243972, 246231, 252720, 255060, 261040, 264303, 264870, 271080, 273590, 293670, 304965, 306072, 317844, 325296, 328308, 340080, 344331, 352404, 353160, 355667, 365958, 379080, 382590, 391560, 397305, 406620, 410385, 423792, 437744, 440505, 459108, 469872, 487944, 492462, 510120, 528606, 529740, 542160, 547180, 573885, 587340, 609930, 612144, 635688, 656616, 688662, 704808, 706320, 711334, 731916, 738693, 758160, 765180, 783120, 792909, 794610, 813240, 820770, 881010, 914895, 918216, 975888, 984924, 1020240, 1032993, 1057212, 1059480, 1067001, 1094360, 1147770, 1174680, 1219860, 1231155, 1271376, 1313232, 1321515, 1377324, 1409616, 1422668, 1463832, 1477386, 1530360, 1585818, 1589220, 1626480, 1641540, 1721655, 1762020, 1778335, 1829790, 1836432, 1969848, 2065986, 2114424, 2118960, 2134002, 2188720, 2216079, 2295540, 2349360, 2378727, 2439720, 2462310, 2643030, 2754648, 2845336, 2927664, 2954772, 3060720, 3171636, 3178440, 3201003, 3283080, 3443310, 3524040, 3556670, 3659580, 3693465, 3939696, 3964545, 4131972, 4228848, 4268004, 4432158, 4591080, 4757454, 4879440, 4924620, 5164965, 5286060, 5335005, 5509296, 5690672, 5909544, 6343272, 6356880, 6402006, 6566160, 6648237, 6886620, 7048080, 7113340, 7319160, 7386930, 7929090, 8263944, 8536008, 8864316, 9182160, 9514908, 9603009, 9849240, 10329930, 10572120, 10670010, 11080395, 11819088, 11893635, 12686544, 12804012, 13296474, 13773240, 14226680, 14638320, 14773860, 15858180, 16005015, 16527888, 17072016, 17728632, 19029816, 19206018, 19698480, 19944711, 20659860, 21144240, 21340020, 22160790, 23787270, 25608024, 26592948, 27546480, 28453360, 28809027, 29547720, 31716360, 32010030, 33241185, 35457264, 38059632, 38412036, 39889422, 41319720, 42680040, 44321580, 47574540, 48015045, 51216048, 53185896, 57618054, 59095440, 63432720, 64020060, 66482370, 76824072, 79778844, 82639440, 85360080, 86427081, 88643160, 95149080, 96030090, 99723555, 106371792, 115236108, 128040120, 132964740, 144045135, 153648144, 159557688, 172854162, 177286320, 190298160, 192060180, 199447110, 230472216, 256080240, 259281243, 265929480, 288090270, 319115376, 345708324, 384120360, 398894220, 432135405, 460944432, 518562486, 531858960, 576180540, 691416648, 768240720, 797788440, 864270810, 1037124972, 1152361080, 1296406215, 1382833296, 1595576880, 1728541620, 2074249944, 2304722160, 2592812430, 3457083240, 4148499888, 5185624860, 6914166480, 10371249720, 20742499440]

約数ペア:

[(1, 20742499440), (2, 10371249720), (3, 6914166480), (4, 5185624860), (5, 4148499888), (6, 3457083240), (8, 2592812430), (9, 2304722160), (10, 2074249944), (12, 1728541620), (13, 1595576880), (15, 1382833296), (16, 1296406215), (18, 1152361080), (20, 1037124972), (24, 864270810), (26, 797788440), (27, 768240720), (30, 691416648), (36, 576180540), (39, 531858960), (40, 518562486), (45, 460944432), (48, 432135405), (52, 398894220), (54, 384120360), (60, 345708324), (65, 319115376), (72, 288090270), (78, 265929480), (80, 259281243), (81, 256080240), (90, 230472216), (104, 199447110), (108, 192060180), (109, 190298160), (117, 177286320), (120, 172854162), (130, 159557688), (135, 153648144), (144, 144045135), (156, 132964740), (162, 128040120), (180, 115236108), (195, 106371792), (208, 99723555), (216, 96030090), (218, 95149080), (234, 88643160), (240, 86427081), (243, 85360080), (251, 82639440), (260, 79778844), (270, 76824072), (312, 66482370), (324, 64020060), (327, 63432720), (351, 59095440), (360, 57618054), (390, 53185896), (405, 51216048), (432, 48015045), (436, 47574540), (468, 44321580), (486, 42680040), (502, 41319720), (520, 39889422), (540, 38412036), (545, 38059632), (585, 35457264), (624, 33241185), (648, 32010030), (654, 31716360), (702, 29547720), (720, 28809027), (729, 28453360), (753, 27546480), (780, 26592948), (810, 25608024), (872, 23787270), (936, 22160790), (972, 21340020), (981, 21144240), (1004, 20659860), (1040, 19944711), (1053, 19698480), (1080, 19206018), (1090, 19029816), (1170, 17728632), (1215, 17072016), (1255, 16527888), (1296, 16005015), (1308, 15858180), (1404, 14773860), (1417, 14638320), (1458, 14226680), (1506, 13773240), (1560, 13296474), (1620, 12804012), (1635, 12686544), (1744, 11893635), (1755, 11819088), (1872, 11080395), (1944, 10670010), (1962, 10572120), (2008, 10329930), (2106, 9849240), (2160, 9603009), (2180, 9514908), (2259, 9182160), (2340, 8864316), (2430, 8536008), (2510, 8263944), (2616, 7929090), (2808, 7386930), (2834, 7319160), (2916, 7113340), (2943, 7048080), (3012, 6886620), (3120, 6648237), (3159, 6566160), (3240, 6402006), (3263, 6356880), (3270, 6343272), (3510, 5909544), (3645, 5690672), (3765, 5509296), (3888, 5335005), (3924, 5286060), (4016, 5164965), (4212, 4924620), (4251, 4879440), (4360, 4757454), (4518, 4591080), (4680, 4432158), (4860, 4268004), (4905, 4228848), (5020, 4131972), (5232, 3964545), (5265, 3939696), (5616, 3693465), (5668, 3659580), (5832, 3556670), (5886, 3524040), (6024, 3443310), (6318, 3283080), (6480, 3201003), (6526, 3178440), (6540, 3171636), (6777, 3060720), (7020, 2954772), (7085, 2927664), (7290, 2845336), (7530, 2754648), (7848, 2643030), (8424, 2462310), (8502, 2439720), (8720, 2378727), (8829, 2349360), (9036, 2295540), (9360, 2216079), (9477, 2188720), (9720, 2134002), (9789, 2118960), (9810, 2114424), (10040, 2065986), (10530, 1969848), (11295, 1836432), (11336, 1829790), (11664, 1778335), (11772, 1762020), (12048, 1721655), (12636, 1641540), (12753, 1626480), (13052, 1589220), (13080, 1585818), (13554, 1530360), (14040, 1477386), (14170, 1463832), (14580, 1422668), (14715, 1409616), (15060, 1377324), (15696, 1321515), (15795, 1313232), (16315, 1271376), (16848, 1231155), (17004, 1219860), (17658, 1174680), (18072, 1147770), (18954, 1094360), (19440, 1067001), (19578, 1059480), (19620, 1057212), (20080, 1032993), (20331, 1020240), (21060, 984924), (21255, 975888), (22590, 918216), (22672, 914895), (23544, 881010), (25272, 820770), (25506, 813240), (26104, 794610), (26160, 792909), (26487, 783120), (27108, 765180), (27359, 758160), (28080, 738693), (28340, 731916), (29160, 711334), (29367, 706320), (29430, 704808), (30120, 688662), (31590, 656616), (32630, 635688), (33885, 612144), (34008, 609930), (35316, 587340), (36144, 573885), (37908, 547180), (38259, 542160), (39156, 529740), (39240, 528606), (40662, 510120), (42120, 492462), (42510, 487944), (44145, 469872), (45180, 459108), (47088, 440505), (47385, 437744), (48945, 423792), (50544, 410385), (51012, 406620), (52208, 397305), (52974, 391560), (54216, 382590), (54718, 379080), (56680, 365958), (58320, 355667), (58734, 353160), (58860, 352404), (60240, 344331), (60993, 340080), (63180, 328308), (63765, 325296), (65260, 317844), (67770, 306072), (68016, 304965), (70632, 293670), (75816, 273590), (76518, 271080), (78312, 264870), (78480, 264303), (79461, 261040), (81324, 255060), (82077, 252720), (84240, 246231), (85020, 243972), (88101, 235440), (88290, 234936), (90360, 229554), (94770, 218872), (97890, 211896), (101655, 204048), (102024, 203310), (105948, 195780), (108432, 191295), (109436, 189540), (113360, 182979), (114777, 180720), (117468, 176580), (117720, 176202), (121986, 170040), (126360, 164154), (127530, 162648), (130520, 158922), (132435, 156624), (135540, 153036), (136795, 151632), (141264, 146835)]