20177187840

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2789}}^1$

素因数の和:2977

約数の個数: 264

約数和(自身を含む): 70383966120

約数和(自身を除く): 50206778280

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, 64, 72, 80, 90, 96, 120, 128, 144, 157, 160, 180, 192, 240, 256, 288, 314, 320, 360, 384, 471, 480, 512, 576, 628, 640, 720, 768, 785, 942, 960, 1024, 1152, 1256, 1280, 1413, 1440, 1536, 1570, 1884, 1920, 2304, 2355, 2512, 2560, 2789, 2826, 2880, 3072, 3140, 3768, 3840, 4608, 4710, 5024, 5120, 5578, 5652, 5760, 6280, 7065, 7536, 7680, 8367, 9216, 9420, 10048, 11156, 11304, 11520, 12560, 13945, 14130, 15072, 15360, 16734, 18840, 20096, 22312, 22608, 23040, 25101, 25120, 27890, 28260, 30144, 33468, 37680, 40192, 41835, 44624, 45216, 46080, 50202, 50240, 55780, 56520, 60288, 66936, 75360, 80384, 83670, 89248, 90432, 100404, 100480, 111560, 113040, 120576, 125505, 133872, 150720, 160768, 167340, 178496, 180864, 200808, 200960, 223120, 226080, 241152, 251010, 267744, 301440, 334680, 356992, 361728, 401616, 401920, 437873, 446240, 452160, 482304, 502020, 535488, 602880, 669360, 713984, 723456, 803232, 803840, 875746, 892480, 904320, 1004040, 1070976, 1205760, 1313619, 1338720, 1427968, 1446912, 1606464, 1751492, 1784960, 1808640, 2008080, 2141952, 2189365, 2411520, 2627238, 2677440, 2855936, 3212928, 3502984, 3569920, 3617280, 3940857, 4016160, 4283904, 4378730, 5254476, 5354880, 6425856, 6568095, 7005968, 7139840, 7234560, 7881714, 8032320, 8567808, 8757460, 10508952, 10709760, 12851712, 13136190, 14011936, 14279680, 15763428, 16064640, 17514920, 19704285, 21017904, 21419520, 25703424, 26272380, 28023872, 31526856, 32129280, 35029840, 39408570, 42035808, 42839040, 52544760, 56047744, 63053712, 64258560, 70059680, 78817140, 84071616, 105089520, 112095488, 126107424, 128517120, 140119360, 157634280, 168143232, 210179040, 224190976, 252214848, 280238720, 315268560, 336286464, 420358080, 448381952, 504429696, 560477440, 630537120, 672572928, 840716160, 1008859392, 1120954880, 1261074240, 1345145856, 1681432320, 2017718784, 2241909760, 2522148480, 3362864640, 4035437568, 5044296960, 6725729280, 10088593920, 20177187840]

約数ペア:

[(1, 20177187840), (2, 10088593920), (3, 6725729280), (4, 5044296960), (5, 4035437568), (6, 3362864640), (8, 2522148480), (9, 2241909760), (10, 2017718784), (12, 1681432320), (15, 1345145856), (16, 1261074240), (18, 1120954880), (20, 1008859392), (24, 840716160), (30, 672572928), (32, 630537120), (36, 560477440), (40, 504429696), (45, 448381952), (48, 420358080), (60, 336286464), (64, 315268560), (72, 280238720), (80, 252214848), (90, 224190976), (96, 210179040), (120, 168143232), (128, 157634280), (144, 140119360), (157, 128517120), (160, 126107424), (180, 112095488), (192, 105089520), (240, 84071616), (256, 78817140), (288, 70059680), (314, 64258560), (320, 63053712), (360, 56047744), (384, 52544760), (471, 42839040), (480, 42035808), (512, 39408570), (576, 35029840), (628, 32129280), (640, 31526856), (720, 28023872), (768, 26272380), (785, 25703424), (942, 21419520), (960, 21017904), (1024, 19704285), (1152, 17514920), (1256, 16064640), (1280, 15763428), (1413, 14279680), (1440, 14011936), (1536, 13136190), (1570, 12851712), (1884, 10709760), (1920, 10508952), (2304, 8757460), (2355, 8567808), (2512, 8032320), (2560, 7881714), (2789, 7234560), (2826, 7139840), (2880, 7005968), (3072, 6568095), (3140, 6425856), (3768, 5354880), (3840, 5254476), (4608, 4378730), (4710, 4283904), (5024, 4016160), (5120, 3940857), (5578, 3617280), (5652, 3569920), (5760, 3502984), (6280, 3212928), (7065, 2855936), (7536, 2677440), (7680, 2627238), (8367, 2411520), (9216, 2189365), (9420, 2141952), (10048, 2008080), (11156, 1808640), (11304, 1784960), (11520, 1751492), (12560, 1606464), (13945, 1446912), (14130, 1427968), (15072, 1338720), (15360, 1313619), (16734, 1205760), (18840, 1070976), (20096, 1004040), (22312, 904320), (22608, 892480), (23040, 875746), (25101, 803840), (25120, 803232), (27890, 723456), (28260, 713984), (30144, 669360), (33468, 602880), (37680, 535488), (40192, 502020), (41835, 482304), (44624, 452160), (45216, 446240), (46080, 437873), (50202, 401920), (50240, 401616), (55780, 361728), (56520, 356992), (60288, 334680), (66936, 301440), (75360, 267744), (80384, 251010), (83670, 241152), (89248, 226080), (90432, 223120), (100404, 200960), (100480, 200808), (111560, 180864), (113040, 178496), (120576, 167340), (125505, 160768), (133872, 150720)]