20278428480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1\times {\mathrm{439}}^1$

素因数の和:878

約数の個数: 336

約数和(自身を含む): 71725779840

約数和(自身を除く): 51447351360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 192, 215, 240, 258, 288, 320, 344, 360, 373, 387, 430, 439, 480, 516, 576, 645, 688, 720, 746, 774, 860, 878, 960, 1032, 1119, 1290, 1317, 1376, 1440, 1492, 1548, 1720, 1756, 1865, 1935, 2064, 2195, 2238, 2580, 2634, 2752, 2880, 2984, 3096, 3357, 3440, 3512, 3730, 3870, 3951, 4128, 4390, 4476, 5160, 5268, 5595, 5968, 6192, 6585, 6714, 6880, 7024, 7460, 7740, 7902, 8256, 8780, 8952, 10320, 10536, 11190, 11936, 12384, 13170, 13428, 13760, 14048, 14920, 15480, 15804, 16039, 16785, 17560, 17904, 18877, 19755, 20640, 21072, 22380, 23872, 24768, 26340, 26856, 28096, 29840, 30960, 31608, 32078, 33570, 35120, 35808, 37754, 39510, 41280, 42144, 44760, 48117, 52680, 53712, 56631, 59680, 61920, 63216, 64156, 67140, 70240, 71616, 75508, 79020, 80195, 84288, 89520, 94385, 96234, 105360, 107424, 113262, 119360, 123840, 126432, 128312, 134280, 140480, 144351, 151016, 158040, 160390, 163747, 169893, 179040, 188770, 192468, 210720, 214848, 226524, 240585, 252864, 256624, 268560, 283155, 288702, 302032, 316080, 320780, 327494, 339786, 358080, 377540, 384936, 421440, 453048, 481170, 491241, 513248, 537120, 566310, 577404, 604064, 632160, 641560, 654988, 679572, 721755, 755080, 769872, 818735, 849465, 906096, 962340, 982482, 1026496, 1074240, 1132620, 1154808, 1208128, 1264320, 1283120, 1309976, 1359144, 1443510, 1473723, 1510160, 1539744, 1637470, 1698930, 1812192, 1924680, 1964964, 2265240, 2309616, 2456205, 2566240, 2619952, 2718288, 2887020, 2947446, 3020320, 3079488, 3274940, 3397860, 3624384, 3849360, 3929928, 4530480, 4619232, 4912410, 5132480, 5239904, 5436576, 5774040, 5894892, 6040640, 6549880, 6795720, 7041121, 7368615, 7698720, 7859856, 9060960, 9238464, 9824820, 10479808, 10873152, 11548080, 11789784, 13099760, 13591440, 14082242, 14737230, 15397440, 15719712, 18121920, 19649640, 21123363, 23096160, 23579568, 26199520, 27182880, 28164484, 29474460, 31439424, 35205605, 39299280, 42246726, 46192320, 47159136, 52399040, 54365760, 56328968, 58948920, 63370089, 70411210, 78598560, 84493452, 94318272, 105616815, 112657936, 117897840, 126740178, 140822420, 157197120, 168986904, 211233630, 225315872, 235795680, 253480356, 281644840, 316850445, 337973808, 422467260, 450631744, 471591360, 506960712, 563289680, 633700890, 675947616, 844934520, 1013921424, 1126579360, 1267401780, 1351895232, 1689869040, 2027842848, 2253158720, 2534803560, 3379738080, 4055685696, 5069607120, 6759476160, 10139214240, 20278428480]

約数ペア:

[(1, 20278428480), (2, 10139214240), (3, 6759476160), (4, 5069607120), (5, 4055685696), (6, 3379738080), (8, 2534803560), (9, 2253158720), (10, 2027842848), (12, 1689869040), (15, 1351895232), (16, 1267401780), (18, 1126579360), (20, 1013921424), (24, 844934520), (30, 675947616), (32, 633700890), (36, 563289680), (40, 506960712), (43, 471591360), (45, 450631744), (48, 422467260), (60, 337973808), (64, 316850445), (72, 281644840), (80, 253480356), (86, 235795680), (90, 225315872), (96, 211233630), (120, 168986904), (129, 157197120), (144, 140822420), (160, 126740178), (172, 117897840), (180, 112657936), (192, 105616815), (215, 94318272), (240, 84493452), (258, 78598560), (288, 70411210), (320, 63370089), (344, 58948920), (360, 56328968), (373, 54365760), (387, 52399040), (430, 47159136), (439, 46192320), (480, 42246726), (516, 39299280), (576, 35205605), (645, 31439424), (688, 29474460), (720, 28164484), (746, 27182880), (774, 26199520), (860, 23579568), (878, 23096160), (960, 21123363), (1032, 19649640), (1119, 18121920), (1290, 15719712), (1317, 15397440), (1376, 14737230), (1440, 14082242), (1492, 13591440), (1548, 13099760), (1720, 11789784), (1756, 11548080), (1865, 10873152), (1935, 10479808), (2064, 9824820), (2195, 9238464), (2238, 9060960), (2580, 7859856), (2634, 7698720), (2752, 7368615), (2880, 7041121), (2984, 6795720), (3096, 6549880), (3357, 6040640), (3440, 5894892), (3512, 5774040), (3730, 5436576), (3870, 5239904), (3951, 5132480), (4128, 4912410), (4390, 4619232), (4476, 4530480), (5160, 3929928), (5268, 3849360), (5595, 3624384), (5968, 3397860), (6192, 3274940), (6585, 3079488), (6714, 3020320), (6880, 2947446), (7024, 2887020), (7460, 2718288), (7740, 2619952), (7902, 2566240), (8256, 2456205), (8780, 2309616), (8952, 2265240), (10320, 1964964), (10536, 1924680), (11190, 1812192), (11936, 1698930), (12384, 1637470), (13170, 1539744), (13428, 1510160), (13760, 1473723), (14048, 1443510), (14920, 1359144), (15480, 1309976), (15804, 1283120), (16039, 1264320), (16785, 1208128), (17560, 1154808), (17904, 1132620), (18877, 1074240), (19755, 1026496), (20640, 982482), (21072, 962340), (22380, 906096), (23872, 849465), (24768, 818735), (26340, 769872), (26856, 755080), (28096, 721755), (29840, 679572), (30960, 654988), (31608, 641560), (32078, 632160), (33570, 604064), (35120, 577404), (35808, 566310), (37754, 537120), (39510, 513248), (41280, 491241), (42144, 481170), (44760, 453048), (48117, 421440), (52680, 384936), (53712, 377540), (56631, 358080), (59680, 339786), (61920, 327494), (63216, 320780), (64156, 316080), (67140, 302032), (70240, 288702), (71616, 283155), (75508, 268560), (79020, 256624), (80195, 252864), (84288, 240585), (89520, 226524), (94385, 214848), (96234, 210720), (105360, 192468), (107424, 188770), (113262, 179040), (119360, 169893), (123840, 163747), (126432, 160390), (128312, 158040), (134280, 151016), (140480, 144351)]