21581458560

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21911}}^1$

素因数の和:21961

約数の個数: 320

約数和(自身を含む): 81131371200

約数和(自身を除く): 59549912640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 324, 342, 360, 380, 384, 405, 432, 456, 480, 513, 540, 570, 576, 608, 640, 648, 684, 720, 760, 810, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2592, 2736, 2880, 3040, 3078, 3240, 3420, 3456, 3648, 4104, 4320, 4560, 5130, 5184, 5472, 5760, 6080, 6156, 6480, 6840, 7296, 7695, 8208, 8640, 9120, 10260, 10368, 10944, 12160, 12312, 12960, 13680, 15390, 16416, 17280, 18240, 20520, 21888, 21911, 24624, 25920, 27360, 30780, 32832, 36480, 41040, 43822, 49248, 51840, 54720, 61560, 65664, 65733, 82080, 87644, 98496, 109440, 109555, 123120, 131466, 164160, 175288, 196992, 197199, 219110, 246240, 262932, 328320, 328665, 350576, 394398, 416309, 438220, 492480, 525864, 591597, 657330, 701152, 788796, 832618, 876440, 984960, 985995, 1051728, 1183194, 1248927, 1314660, 1402304, 1577592, 1665236, 1752880, 1774791, 1971990, 2081545, 2103456, 2366388, 2497854, 2629320, 2804608, 2957985, 3155184, 3330472, 3505760, 3549582, 3746781, 3943980, 4163090, 4206912, 4732776, 4995708, 5258640, 5915970, 6244635, 6310368, 6660944, 7011520, 7099164, 7493562, 7887960, 8326180, 8413824, 8873955, 9465552, 9991416, 10517280, 11240343, 11831940, 12489270, 12620736, 13321888, 14023040, 14198328, 14987124, 15775920, 16652360, 17747910, 18733905, 18931104, 19982832, 21034560, 22480686, 23663880, 24978540, 25241472, 26643776, 28396656, 29974248, 31551840, 33304720, 33721029, 35495820, 37467810, 37862208, 39965664, 42069120, 44961372, 47327760, 49957080, 53287552, 56201715, 56793312, 59948496, 63103680, 66609440, 67442058, 70991640, 74935620, 75724416, 79931328, 89922744, 94655520, 99914160, 112403430, 113586624, 119896992, 126207360, 133218880, 134884116, 141983280, 149871240, 159862656, 168605145, 179845488, 189311040, 199828320, 224806860, 227173248, 239793984, 266437760, 269768232, 283966560, 299742480, 337210290, 359690976, 378622080, 399656640, 449613720, 479587968, 539536464, 567933120, 599484960, 674420580, 719381952, 799313280, 899227440, 1079072928, 1135866240, 1198969920, 1348841160, 1438763904, 1798454880, 2158145856, 2397939840, 2697682320, 3596909760, 4316291712, 5395364640, 7193819520, 10790729280, 21581458560]

約数ペア:

[(1, 21581458560), (2, 10790729280), (3, 7193819520), (4, 5395364640), (5, 4316291712), (6, 3596909760), (8, 2697682320), (9, 2397939840), (10, 2158145856), (12, 1798454880), (15, 1438763904), (16, 1348841160), (18, 1198969920), (19, 1135866240), (20, 1079072928), (24, 899227440), (27, 799313280), (30, 719381952), (32, 674420580), (36, 599484960), (38, 567933120), (40, 539536464), (45, 479587968), (48, 449613720), (54, 399656640), (57, 378622080), (60, 359690976), (64, 337210290), (72, 299742480), (76, 283966560), (80, 269768232), (81, 266437760), (90, 239793984), (95, 227173248), (96, 224806860), (108, 199828320), (114, 189311040), (120, 179845488), (128, 168605145), (135, 159862656), (144, 149871240), (152, 141983280), (160, 134884116), (162, 133218880), (171, 126207360), (180, 119896992), (190, 113586624), (192, 112403430), (216, 99914160), (228, 94655520), (240, 89922744), (270, 79931328), (285, 75724416), (288, 74935620), (304, 70991640), (320, 67442058), (324, 66609440), (342, 63103680), (360, 59948496), (380, 56793312), (384, 56201715), (405, 53287552), (432, 49957080), (456, 47327760), (480, 44961372), (513, 42069120), (540, 39965664), (570, 37862208), (576, 37467810), (608, 35495820), (640, 33721029), (648, 33304720), (684, 31551840), (720, 29974248), (760, 28396656), (810, 26643776), (855, 25241472), (864, 24978540), (912, 23663880), (960, 22480686), (1026, 21034560), (1080, 19982832), (1140, 18931104), (1152, 18733905), (1216, 17747910), (1296, 16652360), (1368, 15775920), (1440, 14987124), (1520, 14198328), (1539, 14023040), (1620, 13321888), (1710, 12620736), (1728, 12489270), (1824, 11831940), (1920, 11240343), (2052, 10517280), (2160, 9991416), (2280, 9465552), (2432, 8873955), (2565, 8413824), (2592, 8326180), (2736, 7887960), (2880, 7493562), (3040, 7099164), (3078, 7011520), (3240, 6660944), (3420, 6310368), (3456, 6244635), (3648, 5915970), (4104, 5258640), (4320, 4995708), (4560, 4732776), (5130, 4206912), (5184, 4163090), (5472, 3943980), (5760, 3746781), (6080, 3549582), (6156, 3505760), (6480, 3330472), (6840, 3155184), (7296, 2957985), (7695, 2804608), (8208, 2629320), (8640, 2497854), (9120, 2366388), (10260, 2103456), (10368, 2081545), (10944, 1971990), (12160, 1774791), (12312, 1752880), (12960, 1665236), (13680, 1577592), (15390, 1402304), (16416, 1314660), (17280, 1248927), (18240, 1183194), (20520, 1051728), (21888, 985995), (21911, 984960), (24624, 876440), (25920, 832618), (27360, 788796), (30780, 701152), (32832, 657330), (36480, 591597), (41040, 525864), (43822, 492480), (49248, 438220), (51840, 416309), (54720, 394398), (61560, 350576), (65664, 328665), (65733, 328320), (82080, 262932), (87644, 246240), (98496, 219110), (109440, 197199), (109555, 196992), (123120, 175288), (131466, 164160)]