20915614720

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 792

約数和(自身を含む): 70391040552

約数和(自身を除く): 49475425832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 49, 52, 53, 55, 56, 64, 65, 70, 77, 80, 88, 91, 98, 104, 106, 110, 112, 121, 128, 130, 140, 143, 154, 160, 176, 182, 196, 208, 212, 220, 224, 242, 245, 256, 260, 265, 280, 286, 308, 320, 352, 364, 371, 385, 392, 416, 424, 440, 448, 455, 484, 490, 512, 520, 530, 539, 560, 572, 583, 605, 616, 637, 640, 689, 704, 715, 728, 742, 770, 784, 832, 847, 848, 880, 896, 910, 968, 980, 1001, 1024, 1040, 1060, 1078, 1120, 1144, 1166, 1210, 1232, 1274, 1280, 1378, 1408, 1430, 1456, 1484, 1540, 1568, 1573, 1664, 1694, 1696, 1760, 1792, 1820, 1855, 1936, 1960, 2002, 2080, 2120, 2156, 2240, 2288, 2332, 2420, 2464, 2548, 2560, 2597, 2695, 2756, 2816, 2860, 2912, 2915, 2968, 3080, 3136, 3146, 3185, 3328, 3388, 3392, 3445, 3520, 3584, 3640, 3710, 3872, 3920, 4004, 4081, 4160, 4235, 4240, 4312, 4480, 4576, 4664, 4823, 4840, 4928, 5005, 5096, 5120, 5194, 5390, 5512, 5632, 5720, 5824, 5830, 5929, 5936, 6160, 6272, 6292, 6370, 6413, 6656, 6776, 6784, 6890, 7007, 7040, 7168, 7280, 7420, 7579, 7744, 7840, 7865, 8008, 8162, 8320, 8470, 8480, 8624, 8960, 9152, 9328, 9646, 9680, 9856, 10010, 10192, 10388, 10780, 11011, 11024, 11264, 11440, 11648, 11660, 11858, 11872, 12320, 12544, 12584, 12740, 12826, 12985, 13312, 13552, 13568, 13780, 14014, 14080, 14560, 14840, 15158, 15488, 15680, 15730, 16016, 16324, 16640, 16940, 16960, 17248, 17920, 18304, 18656, 19292, 19360, 19712, 20020, 20384, 20405, 20776, 21560, 22022, 22048, 22880, 23296, 23320, 23716, 23744, 24115, 24640, 25088, 25168, 25480, 25652, 25970, 27104, 27136, 27560, 28028, 28160, 28567, 29120, 29645, 29680, 30316, 30976, 31360, 31460, 32032, 32065, 32648, 33280, 33761, 33880, 33920, 34496, 35035, 35840, 36608, 37312, 37895, 38584, 38720, 39424, 40040, 40768, 40810, 41552, 43120, 44044, 44096, 44891, 45760, 46592, 46640, 47432, 47488, 48230, 49280, 50176, 50336, 50960, 51304, 51940, 53053, 54208, 54272, 55055, 55120, 56056, 56320, 57134, 58240, 59290, 59360, 60632, 61952, 62720, 62920, 64064, 64130, 65296, 66560, 67522, 67760, 67840, 68992, 70070, 73216, 74624, 75790, 77077, 77168, 77440, 78848, 80080, 81536, 81620, 83104, 83369, 86240, 88088, 88192, 89782, 91520, 93184, 93280, 94864, 94976, 96460, 98560, 100672, 101920, 102608, 103880, 106106, 108416, 110110, 110240, 112112, 114268, 116480, 118580, 118720, 121264, 123904, 125440, 125840, 128128, 128260, 130592, 135044, 135520, 135680, 137984, 140140, 142835, 146432, 149248, 151580, 154154, 154336, 154880, 160160, 163072, 163240, 166208, 166738, 168805, 172480, 176176, 176384, 179564, 183040, 186560, 189728, 189952, 192920, 197120, 201344, 203840, 205216, 207760, 212212, 216832, 220220, 220480, 224224, 224455, 228536, 232960, 237160, 237440, 242528, 250880, 251680, 256256, 256520, 261184, 265265, 270088, 271040, 271360, 275968, 280280, 285670, 298496, 303160, 308308, 308672, 309760, 314237, 320320, 326144, 326480, 332416, 333476, 337610, 344960, 352352, 352768, 359128, 366080, 371371, 373120, 379456, 379904, 385385, 385840, 394240, 402688, 407680, 410432, 415520, 416845, 424424, 433664, 440440, 440960, 448448, 448910, 457072, 465920, 474320, 474880, 485056, 503360, 512512, 513040, 522368, 530530, 540176, 542080, 551936, 560560, 571340, 583583, 596992, 606320, 616616, 617344, 619520, 628474, 640640, 652288, 652960, 664832, 666952, 675220, 689920, 704704, 705536, 718256, 732160, 742742, 746240, 758912, 770770, 771680, 805376, 815360, 820864, 831040, 833690, 848848, 867328, 880880, 881920, 896896, 897820, 914144, 948640, 949760, 970112, 1006720, 1025024, 1026080, 1044736, 1061060, 1080352, 1084160, 1121120, 1142680, 1167166, 1212640, 1233232, 1234688, 1256948, 1281280, 1305920, 1329664, 1333904, 1350440, 1379840, 1409408, 1436512, 1485484, 1492480, 1517824, 1541540, 1543360, 1571185, 1610752, 1630720, 1641728, 1662080, 1667380, 1697696, 1761760, 1763840, 1793792, 1795640, 1828288, 1856855, 1897280, 1899520, 1940224, 2013440, 2052160, 2089472, 2122120, 2160704, 2168320, 2242240, 2285360, 2334332, 2425280, 2466464, 2469376, 2513896, 2562560, 2611840, 2659328, 2667808, 2700880, 2759680, 2818816, 2873024, 2917915, 2970968, 2984960, 3035648, 3083080, 3086720, 3142370, 3261440, 3283456, 3324160, 3334760, 3395392, 3523520, 3527680, 3587584, 3591280, 3656576, 3713710, 3794560, 3880448, 4026880, 4085081, 4104320, 4178944, 4244240, 4321408, 4336640, 4484480, 4570720, 4668664, 4850560, 4932928, 4938752, 5027792, 5125120, 5223680, 5335616, 5401760, 5637632, 5746048, 5835830, 5941936, 6071296, 6166160, 6173440, 6284740, 6566912, 6648320, 6669520, 6790784, 7047040, 7175168, 7182560, 7313152, 7427420, 7589120, 7760896, 8053760, 8170162, 8208640, 8488480, 8642816, 8968960, 9141440, 9337328, 9701120, 9865856, 10055584, 10447360, 10671232, 10803520, 11275264, 11492096, 11671660, 11883872, 12332320, 12346880, 12569480, 13296640, 13339040, 13581568, 14094080, 14365120, 14626304, 14854840, 15178240, 16340324, 16417280, 16976960, 17285632, 17937920, 18282880, 18674656, 19402240, 19731712, 20111168, 20425405, 20894720, 21342464, 21607040, 22984192, 23343320, 23767744, 24664640, 24693760, 25138960, 26678080, 27163136, 28188160, 28730240, 29252608, 29709680, 30356480, 32680648, 32834560, 33953920, 34571264, 35875840, 36565760, 37349312, 38804480, 39463424, 40222336, 40850810, 42684928, 43214080, 45968384, 46686640, 47535488, 49329280, 50277920, 53356160, 54326272, 56376320, 57460480, 59419360, 65361296, 67907840, 73131520, 74698624, 78926848, 80444672, 81701620, 85369856, 86428160, 93373280, 95070976, 98658560, 100555840, 106712320, 114920960, 118838720, 130722592, 135815680, 146263040, 149397248, 160889344, 163403240, 172856320, 186746560, 190141952, 197317120, 201111680, 213424640, 229841920, 237677440, 261445184, 271631360, 298794496, 321778688, 326806480, 373493120, 380283904, 394634240, 402223360, 426849280, 475354880, 522890368, 597588992, 653612960, 746986240, 804446720, 950709760, 1045780736, 1307225920, 1493972480, 1608893440, 1901419520, 2091561472, 2614451840, 2987944960, 4183122944, 5228903680, 10457807360, 20915614720]

約数ペア:

[(1, 20915614720), (2, 10457807360), (4, 5228903680), (5, 4183122944), (7, 2987944960), (8, 2614451840), (10, 2091561472), (11, 1901419520), (13, 1608893440), (14, 1493972480), (16, 1307225920), (20, 1045780736), (22, 950709760), (26, 804446720), (28, 746986240), (32, 653612960), (35, 597588992), (40, 522890368), (44, 475354880), (49, 426849280), (52, 402223360), (53, 394634240), (55, 380283904), (56, 373493120), (64, 326806480), (65, 321778688), (70, 298794496), (77, 271631360), (80, 261445184), (88, 237677440), (91, 229841920), (98, 213424640), (104, 201111680), (106, 197317120), (110, 190141952), (112, 186746560), (121, 172856320), (128, 163403240), (130, 160889344), (140, 149397248), (143, 146263040), (154, 135815680), (160, 130722592), (176, 118838720), (182, 114920960), (196, 106712320), (208, 100555840), (212, 98658560), (220, 95070976), (224, 93373280), (242, 86428160), (245, 85369856), (256, 81701620), (260, 80444672), (265, 78926848), (280, 74698624), (286, 73131520), (308, 67907840), (320, 65361296), (352, 59419360), (364, 57460480), (371, 56376320), (385, 54326272), (392, 53356160), (416, 50277920), (424, 49329280), (440, 47535488), (448, 46686640), (455, 45968384), (484, 43214080), (490, 42684928), (512, 40850810), (520, 40222336), (530, 39463424), (539, 38804480), (560, 37349312), (572, 36565760), (583, 35875840), (605, 34571264), (616, 33953920), (637, 32834560), (640, 32680648), (689, 30356480), (704, 29709680), (715, 29252608), (728, 28730240), (742, 28188160), (770, 27163136), (784, 26678080), (832, 25138960), (847, 24693760), (848, 24664640), (880, 23767744), (896, 23343320), (910, 22984192), (968, 21607040), (980, 21342464), (1001, 20894720), (1024, 20425405), (1040, 20111168), (1060, 19731712), (1078, 19402240), (1120, 18674656), (1144, 18282880), (1166, 17937920), (1210, 17285632), (1232, 16976960), (1274, 16417280), (1280, 16340324), (1378, 15178240), (1408, 14854840), (1430, 14626304), (1456, 14365120), (1484, 14094080), (1540, 13581568), (1568, 13339040), (1573, 13296640), (1664, 12569480), (1694, 12346880), (1696, 12332320), (1760, 11883872), (1792, 11671660), (1820, 11492096), (1855, 11275264), (1936, 10803520), (1960, 10671232), (2002, 10447360), (2080, 10055584), (2120, 9865856), (2156, 9701120), (2240, 9337328), (2288, 9141440), (2332, 8968960), (2420, 8642816), (2464, 8488480), (2548, 8208640), (2560, 8170162), (2597, 8053760), (2695, 7760896), (2756, 7589120), (2816, 7427420), (2860, 7313152), (2912, 7182560), (2915, 7175168), (2968, 7047040), (3080, 6790784), (3136, 6669520), (3146, 6648320), (3185, 6566912), (3328, 6284740), (3388, 6173440), (3392, 6166160), (3445, 6071296), (3520, 5941936), (3584, 5835830), (3640, 5746048), (3710, 5637632), (3872, 5401760), (3920, 5335616), (4004, 5223680), (4081, 5125120), (4160, 5027792), (4235, 4938752), (4240, 4932928), (4312, 4850560), (4480, 4668664), (4576, 4570720), (4664, 4484480), (4823, 4336640), (4840, 4321408), (4928, 4244240), (5005, 4178944), (5096, 4104320), (5120, 4085081), (5194, 4026880), (5390, 3880448), (5512, 3794560), (5632, 3713710), (5720, 3656576), (5824, 3591280), (5830, 3587584), (5929, 3527680), (5936, 3523520), (6160, 3395392), (6272, 3334760), (6292, 3324160), (6370, 3283456), (6413, 3261440), (6656, 3142370), (6776, 3086720), (6784, 3083080), (6890, 3035648), (7007, 2984960), (7040, 2970968), (7168, 2917915), (7280, 2873024), (7420, 2818816), (7579, 2759680), (7744, 2700880), (7840, 2667808), (7865, 2659328), (8008, 2611840), (8162, 2562560), (8320, 2513896), (8470, 2469376), (8480, 2466464), (8624, 2425280), (8960, 2334332), (9152, 2285360), (9328, 2242240), (9646, 2168320), (9680, 2160704), (9856, 2122120), (10010, 2089472), (10192, 2052160), (10388, 2013440), (10780, 1940224), (11011, 1899520), (11024, 1897280), (11264, 1856855), (11440, 1828288), (11648, 1795640), (11660, 1793792), (11858, 1763840), (11872, 1761760), (12320, 1697696), (12544, 1667380), (12584, 1662080), (12740, 1641728), (12826, 1630720), (12985, 1610752), (13312, 1571185), (13552, 1543360), (13568, 1541540), (13780, 1517824), (14014, 1492480), (14080, 1485484), (14560, 1436512), (14840, 1409408), (15158, 1379840), (15488, 1350440), (15680, 1333904), (15730, 1329664), (16016, 1305920), (16324, 1281280), (16640, 1256948), (16940, 1234688), (16960, 1233232), (17248, 1212640), (17920, 1167166), (18304, 1142680), (18656, 1121120), (19292, 1084160), (19360, 1080352), (19712, 1061060), (20020, 1044736), (20384, 1026080), (20405, 1025024), (20776, 1006720), (21560, 970112), (22022, 949760), (22048, 948640), (22880, 914144), (23296, 897820), (23320, 896896), (23716, 881920), (23744, 880880), (24115, 867328), (24640, 848848), (25088, 833690), (25168, 831040), (25480, 820864), (25652, 815360), (25970, 805376), (27104, 771680), (27136, 770770), (27560, 758912), (28028, 746240), (28160, 742742), (28567, 732160), (29120, 718256), (29645, 705536), (29680, 704704), (30316, 689920), (30976, 675220), (31360, 666952), (31460, 664832), (32032, 652960), (32065, 652288), (32648, 640640), (33280, 628474), (33761, 619520), (33880, 617344), (33920, 616616), (34496, 606320), (35035, 596992), (35840, 583583), (36608, 571340), (37312, 560560), (37895, 551936), (38584, 542080), (38720, 540176), (39424, 530530), (40040, 522368), (40768, 513040), (40810, 512512), (41552, 503360), (43120, 485056), (44044, 474880), (44096, 474320), (44891, 465920), (45760, 457072), (46592, 448910), (46640, 448448), (47432, 440960), (47488, 440440), (48230, 433664), (49280, 424424), (50176, 416845), (50336, 415520), (50960, 410432), (51304, 407680), (51940, 402688), (53053, 394240), (54208, 385840), (54272, 385385), (55055, 379904), (55120, 379456), (56056, 373120), (56320, 371371), (57134, 366080), (58240, 359128), (59290, 352768), (59360, 352352), (60632, 344960), (61952, 337610), (62720, 333476), (62920, 332416), (64064, 326480), (64130, 326144), (65296, 320320), (66560, 314237), (67522, 309760), (67760, 308672), (67840, 308308), (68992, 303160), (70070, 298496), (73216, 285670), (74624, 280280), (75790, 275968), (77077, 271360), (77168, 271040), (77440, 270088), (78848, 265265), (80080, 261184), (81536, 256520), (81620, 256256), (83104, 251680), (83369, 250880), (86240, 242528), (88088, 237440), (88192, 237160), (89782, 232960), (91520, 228536), (93184, 224455), (93280, 224224), (94864, 220480), (94976, 220220), (96460, 216832), (98560, 212212), (100672, 207760), (101920, 205216), (102608, 203840), (103880, 201344), (106106, 197120), (108416, 192920), (110110, 189952), (110240, 189728), (112112, 186560), (114268, 183040), (116480, 179564), (118580, 176384), (118720, 176176), (121264, 172480), (123904, 168805), (125440, 166738), (125840, 166208), (128128, 163240), (128260, 163072), (130592, 160160), (135044, 154880), (135520, 154336), (135680, 154154), (137984, 151580), (140140, 149248), (142835, 146432)]