20217507840

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:328

約数の個数: 624

約数和(自身を含む): 77281102080

約数和(自身を除く): 57063594240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 32, 36, 38, 40, 45, 46, 48, 57, 60, 64, 69, 72, 76, 80, 90, 92, 95, 96, 114, 115, 120, 128, 138, 144, 152, 160, 171, 180, 184, 190, 192, 207, 228, 230, 240, 251, 256, 276, 285, 288, 304, 320, 342, 345, 360, 368, 380, 384, 414, 437, 456, 460, 480, 502, 512, 552, 570, 576, 608, 640, 684, 690, 720, 736, 753, 760, 768, 828, 855, 874, 912, 920, 960, 1004, 1024, 1035, 1104, 1140, 1152, 1216, 1255, 1280, 1311, 1368, 1380, 1440, 1472, 1506, 1520, 1536, 1656, 1710, 1748, 1824, 1840, 1920, 2008, 2048, 2070, 2185, 2208, 2259, 2280, 2304, 2432, 2510, 2560, 2622, 2736, 2760, 2880, 2944, 3012, 3040, 3072, 3312, 3420, 3496, 3648, 3680, 3765, 3840, 3933, 4016, 4096, 4140, 4370, 4416, 4518, 4560, 4608, 4769, 4864, 5020, 5120, 5244, 5472, 5520, 5760, 5773, 5888, 6024, 6080, 6144, 6555, 6624, 6840, 6992, 7296, 7360, 7530, 7680, 7866, 8032, 8280, 8740, 8832, 9036, 9120, 9216, 9538, 9728, 10040, 10240, 10488, 10944, 11040, 11295, 11520, 11546, 11776, 12048, 12160, 12288, 13110, 13248, 13680, 13984, 14307, 14592, 14720, 15060, 15360, 15732, 16064, 16560, 17319, 17480, 17664, 18072, 18240, 18432, 19076, 19456, 19665, 20080, 20480, 20976, 21888, 22080, 22590, 23040, 23092, 23552, 23845, 24096, 24320, 26220, 26496, 27360, 27968, 28614, 28865, 29184, 29440, 30120, 30720, 31464, 32128, 33120, 34638, 34960, 35328, 36144, 36480, 36864, 38152, 38912, 39330, 40160, 41952, 42921, 43776, 44160, 45180, 46080, 46184, 47104, 47690, 48192, 48640, 51957, 52440, 52992, 54720, 55936, 57228, 57730, 58368, 58880, 60240, 61440, 62928, 64256, 66240, 69276, 69920, 70656, 71535, 72288, 72960, 76304, 77824, 78660, 80320, 83904, 85842, 86595, 87552, 88320, 90360, 92160, 92368, 94208, 95380, 96384, 97280, 103914, 104880, 105984, 109440, 109687, 111872, 114456, 115460, 116736, 117760, 120480, 125856, 128512, 132480, 138552, 139840, 141312, 143070, 144576, 145920, 152608, 157320, 160640, 167808, 171684, 173190, 175104, 176640, 180720, 184320, 184736, 190760, 192768, 194560, 207828, 209760, 211968, 214605, 218880, 219374, 223744, 228912, 230920, 233472, 235520, 240960, 251712, 257024, 259785, 264960, 277104, 279680, 282624, 286140, 289152, 291840, 305216, 314640, 321280, 329061, 335616, 343368, 346380, 350208, 353280, 361440, 369472, 381520, 385536, 389120, 415656, 419520, 423936, 429210, 437760, 438748, 447488, 457824, 461840, 471040, 481920, 503424, 514048, 519570, 529920, 548435, 554208, 559360, 572280, 578304, 583680, 610432, 629280, 642560, 658122, 671232, 686736, 692760, 700416, 706560, 722880, 738944, 763040, 771072, 831312, 839040, 847872, 858420, 875520, 877496, 894976, 915648, 923680, 963840, 987183, 1006848, 1028096, 1039140, 1059840, 1096870, 1108416, 1118720, 1144560, 1156608, 1167360, 1220864, 1258560, 1285120, 1316244, 1342464, 1373472, 1385520, 1413120, 1445760, 1477888, 1526080, 1542144, 1645305, 1662624, 1678080, 1716840, 1751040, 1754992, 1789952, 1831296, 1847360, 1927680, 1974366, 2013696, 2078280, 2119680, 2193740, 2216832, 2237440, 2289120, 2313216, 2441728, 2517120, 2570240, 2632488, 2684928, 2746944, 2771040, 2891520, 2955776, 3052160, 3084288, 3290610, 3325248, 3356160, 3433680, 3502080, 3509984, 3662592, 3694720, 3855360, 3948732, 4027392, 4156560, 4239360, 4387480, 4433664, 4474880, 4578240, 4626432, 4883456, 4935915, 5034240, 5140480, 5264976, 5369856, 5493888, 5542080, 5783040, 5911552, 6104320, 6581220, 6650496, 6712320, 6867360, 7019968, 7325184, 7389440, 7710720, 7897464, 8054784, 8313120, 8774960, 8867328, 8949760, 9156480, 9252864, 9766912, 9871830, 10068480, 10529952, 10987776, 11084160, 11566080, 11823104, 12208640, 13162440, 13300992, 13424640, 13734720, 14039936, 14650368, 14778880, 15421440, 15794928, 16109568, 16626240, 17549920, 17734656, 18312960, 19533824, 19743660, 20136960, 21059904, 21975552, 22168320, 23132160, 23646208, 24417280, 26324880, 26601984, 26849280, 27469440, 28079872, 29300736, 29557760, 31589856, 33252480, 35099840, 35469312, 36625920, 39487320, 40273920, 42119808, 43951104, 44336640, 46264320, 48834560, 52649760, 53203968, 54938880, 56159744, 58601472, 59115520, 63179712, 66504960, 70199680, 70938624, 73251840, 78974640, 80547840, 84239616, 87902208, 88673280, 97669120, 105299520, 106407936, 109877760, 112319488, 118231040, 126359424, 133009920, 140399360, 146503680, 157949280, 168479232, 175804416, 177346560, 210599040, 212815872, 219755520, 224638976, 252718848, 266019840, 280798720, 293007360, 315898560, 336958464, 354693120, 421198080, 439511040, 449277952, 505437696, 532039680, 561597440, 631797120, 673916928, 842396160, 879022080, 1010875392, 1064079360, 1123194880, 1263594240, 1347833856, 1684792320, 2021750784, 2246389760, 2527188480, 3369584640, 4043501568, 5054376960, 6739169280, 10108753920, 20217507840]

約数ペア:

[(1, 20217507840), (2, 10108753920), (3, 6739169280), (4, 5054376960), (5, 4043501568), (6, 3369584640), (8, 2527188480), (9, 2246389760), (10, 2021750784), (12, 1684792320), (15, 1347833856), (16, 1263594240), (18, 1123194880), (19, 1064079360), (20, 1010875392), (23, 879022080), (24, 842396160), (30, 673916928), (32, 631797120), (36, 561597440), (38, 532039680), (40, 505437696), (45, 449277952), (46, 439511040), (48, 421198080), (57, 354693120), (60, 336958464), (64, 315898560), (69, 293007360), (72, 280798720), (76, 266019840), (80, 252718848), (90, 224638976), (92, 219755520), (95, 212815872), (96, 210599040), (114, 177346560), (115, 175804416), (120, 168479232), (128, 157949280), (138, 146503680), (144, 140399360), (152, 133009920), (160, 126359424), (171, 118231040), (180, 112319488), (184, 109877760), (190, 106407936), (192, 105299520), (207, 97669120), (228, 88673280), (230, 87902208), (240, 84239616), (251, 80547840), (256, 78974640), (276, 73251840), (285, 70938624), (288, 70199680), (304, 66504960), (320, 63179712), (342, 59115520), (345, 58601472), (360, 56159744), (368, 54938880), (380, 53203968), (384, 52649760), (414, 48834560), (437, 46264320), (456, 44336640), (460, 43951104), (480, 42119808), (502, 40273920), (512, 39487320), (552, 36625920), (570, 35469312), (576, 35099840), (608, 33252480), (640, 31589856), (684, 29557760), (690, 29300736), (720, 28079872), (736, 27469440), (753, 26849280), (760, 26601984), (768, 26324880), (828, 24417280), (855, 23646208), (874, 23132160), (912, 22168320), (920, 21975552), (960, 21059904), (1004, 20136960), (1024, 19743660), (1035, 19533824), (1104, 18312960), (1140, 17734656), (1152, 17549920), (1216, 16626240), (1255, 16109568), (1280, 15794928), (1311, 15421440), (1368, 14778880), (1380, 14650368), (1440, 14039936), (1472, 13734720), (1506, 13424640), (1520, 13300992), (1536, 13162440), (1656, 12208640), (1710, 11823104), (1748, 11566080), (1824, 11084160), (1840, 10987776), (1920, 10529952), (2008, 10068480), (2048, 9871830), (2070, 9766912), (2185, 9252864), (2208, 9156480), (2259, 8949760), (2280, 8867328), (2304, 8774960), (2432, 8313120), (2510, 8054784), (2560, 7897464), (2622, 7710720), (2736, 7389440), (2760, 7325184), (2880, 7019968), (2944, 6867360), (3012, 6712320), (3040, 6650496), (3072, 6581220), (3312, 6104320), (3420, 5911552), (3496, 5783040), (3648, 5542080), (3680, 5493888), (3765, 5369856), (3840, 5264976), (3933, 5140480), (4016, 5034240), (4096, 4935915), (4140, 4883456), (4370, 4626432), (4416, 4578240), (4518, 4474880), (4560, 4433664), (4608, 4387480), (4769, 4239360), (4864, 4156560), (5020, 4027392), (5120, 3948732), (5244, 3855360), (5472, 3694720), (5520, 3662592), (5760, 3509984), (5773, 3502080), (5888, 3433680), (6024, 3356160), (6080, 3325248), (6144, 3290610), (6555, 3084288), (6624, 3052160), (6840, 2955776), (6992, 2891520), (7296, 2771040), (7360, 2746944), (7530, 2684928), (7680, 2632488), (7866, 2570240), (8032, 2517120), (8280, 2441728), (8740, 2313216), (8832, 2289120), (9036, 2237440), (9120, 2216832), (9216, 2193740), (9538, 2119680), (9728, 2078280), (10040, 2013696), (10240, 1974366), (10488, 1927680), (10944, 1847360), (11040, 1831296), (11295, 1789952), (11520, 1754992), (11546, 1751040), (11776, 1716840), (12048, 1678080), (12160, 1662624), (12288, 1645305), (13110, 1542144), (13248, 1526080), (13680, 1477888), (13984, 1445760), (14307, 1413120), (14592, 1385520), (14720, 1373472), (15060, 1342464), (15360, 1316244), (15732, 1285120), (16064, 1258560), (16560, 1220864), (17319, 1167360), (17480, 1156608), (17664, 1144560), (18072, 1118720), (18240, 1108416), (18432, 1096870), (19076, 1059840), (19456, 1039140), (19665, 1028096), (20080, 1006848), (20480, 987183), (20976, 963840), (21888, 923680), (22080, 915648), (22590, 894976), (23040, 877496), (23092, 875520), (23552, 858420), (23845, 847872), (24096, 839040), (24320, 831312), (26220, 771072), (26496, 763040), (27360, 738944), (27968, 722880), (28614, 706560), (28865, 700416), (29184, 692760), (29440, 686736), (30120, 671232), (30720, 658122), (31464, 642560), (32128, 629280), (33120, 610432), (34638, 583680), (34960, 578304), (35328, 572280), (36144, 559360), (36480, 554208), (36864, 548435), (38152, 529920), (38912, 519570), (39330, 514048), (40160, 503424), (41952, 481920), (42921, 471040), (43776, 461840), (44160, 457824), (45180, 447488), (46080, 438748), (46184, 437760), (47104, 429210), (47690, 423936), (48192, 419520), (48640, 415656), (51957, 389120), (52440, 385536), (52992, 381520), (54720, 369472), (55936, 361440), (57228, 353280), (57730, 350208), (58368, 346380), (58880, 343368), (60240, 335616), (61440, 329061), (62928, 321280), (64256, 314640), (66240, 305216), (69276, 291840), (69920, 289152), (70656, 286140), (71535, 282624), (72288, 279680), (72960, 277104), (76304, 264960), (77824, 259785), (78660, 257024), (80320, 251712), (83904, 240960), (85842, 235520), (86595, 233472), (87552, 230920), (88320, 228912), (90360, 223744), (92160, 219374), (92368, 218880), (94208, 214605), (95380, 211968), (96384, 209760), (97280, 207828), (103914, 194560), (104880, 192768), (105984, 190760), (109440, 184736), (109687, 184320), (111872, 180720), (114456, 176640), (115460, 175104), (116736, 173190), (117760, 171684), (120480, 167808), (125856, 160640), (128512, 157320), (132480, 152608), (138552, 145920), (139840, 144576), (141312, 143070)]