20665199520

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{631}}^1$

素因数の和:703

約数の個数: 720

約数和(自身を含む): 88106755968

約数和(自身を除く): 67441556448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 160, 162, 168, 171, 180, 189, 190, 210, 216, 224, 228, 240, 252, 266, 270, 280, 285, 288, 304, 315, 324, 336, 342, 360, 361, 378, 380, 399, 405, 420, 432, 456, 480, 504, 513, 532, 540, 560, 567, 570, 608, 630, 631, 648, 665, 672, 684, 720, 722, 756, 760, 798, 810, 840, 855, 864, 912, 945, 1008, 1026, 1064, 1080, 1083, 1120, 1134, 1140, 1197, 1260, 1262, 1296, 1330, 1368, 1440, 1444, 1512, 1520, 1539, 1596, 1620, 1680, 1710, 1805, 1824, 1890, 1893, 1995, 2016, 2052, 2128, 2160, 2166, 2268, 2280, 2394, 2520, 2524, 2527, 2565, 2592, 2660, 2736, 2835, 2888, 3024, 3040, 3078, 3155, 3192, 3240, 3249, 3360, 3420, 3591, 3610, 3780, 3786, 3990, 4104, 4256, 4320, 4332, 4417, 4536, 4560, 4788, 5040, 5048, 5054, 5130, 5320, 5415, 5472, 5670, 5679, 5776, 5985, 6048, 6156, 6310, 6384, 6480, 6498, 6840, 7182, 7220, 7560, 7572, 7581, 7695, 7980, 8208, 8664, 8834, 9072, 9120, 9465, 9576, 9747, 10080, 10096, 10108, 10260, 10640, 10773, 10830, 11340, 11358, 11552, 11970, 11989, 12312, 12620, 12635, 12768, 12960, 12996, 13251, 13680, 14364, 14440, 15120, 15144, 15162, 15390, 15960, 16245, 16416, 17037, 17328, 17668, 17955, 18144, 18930, 19152, 19494, 20192, 20216, 20520, 21280, 21546, 21660, 22085, 22680, 22716, 22743, 23940, 23978, 24624, 25240, 25270, 25992, 26502, 27360, 28395, 28728, 28880, 29241, 30240, 30288, 30324, 30780, 31920, 32490, 34074, 34656, 35336, 35910, 35967, 37860, 37905, 38304, 38988, 39753, 40432, 41040, 43092, 43320, 44170, 45360, 45432, 45486, 47880, 47956, 48735, 49248, 50480, 50540, 51111, 51984, 53004, 53865, 56790, 57456, 57760, 58482, 59945, 60576, 60648, 61560, 63840, 64980, 66255, 68148, 68229, 70672, 71820, 71934, 75720, 75810, 77976, 79506, 80864, 82080, 83923, 85185, 86184, 86640, 88340, 90720, 90864, 90972, 95760, 95912, 97470, 100960, 101080, 102222, 103968, 106008, 107730, 107901, 113580, 113715, 114912, 116964, 119259, 119890, 121296, 123120, 129960, 132510, 136296, 136458, 141344, 143640, 143868, 146205, 151440, 151620, 155952, 159012, 167846, 170370, 172368, 173280, 176680, 179835, 181728, 181944, 191520, 191824, 194940, 198765, 202160, 204444, 204687, 212016, 215460, 215802, 227160, 227430, 227791, 233928, 238518, 239780, 242592, 246240, 251769, 255555, 259920, 265020, 272592, 272916, 287280, 287736, 292410, 302880, 303240, 311904, 318024, 323703, 335692, 340740, 341145, 344736, 353360, 357777, 359670, 363888, 383648, 389880, 397530, 404320, 408888, 409374, 419615, 424032, 430920, 431604, 454320, 454860, 455582, 467856, 477036, 479560, 503538, 511110, 519840, 530040, 539505, 545184, 545832, 574560, 575472, 584820, 596295, 606480, 636048, 647406, 671384, 681480, 682290, 683373, 706720, 715554, 719340, 727776, 755307, 779760, 795060, 817776, 818748, 839230, 861840, 863208, 908640, 909720, 911164, 935712, 954072, 959120, 971109, 1007076, 1022220, 1023435, 1060080, 1079010, 1091664, 1138955, 1150944, 1169640, 1192590, 1212960, 1258845, 1272096, 1294812, 1342768, 1362960, 1364580, 1366746, 1431108, 1438680, 1510614, 1559520, 1590120, 1594537, 1618515, 1635552, 1637496, 1678460, 1723680, 1726416, 1788885, 1819440, 1822328, 1908144, 1918240, 1942218, 2014152, 2044440, 2046870, 2050119, 2120160, 2158020, 2183328, 2265921, 2277910, 2339280, 2385180, 2517690, 2589624, 2685536, 2725920, 2729160, 2733492, 2862216, 2877360, 3021228, 3180240, 3189074, 3237030, 3274992, 3356920, 3416865, 3452832, 3577770, 3638880, 3644656, 3776535, 3816288, 3884436, 4028304, 4088880, 4093740, 4100238, 4316040, 4531842, 4555820, 4678560, 4770360, 4783611, 4855545, 5035380, 5179248, 5458320, 5466984, 5724432, 5754720, 6042456, 6150357, 6360480, 6378148, 6474060, 6549984, 6713840, 6797763, 6833730, 7155540, 7289312, 7553070, 7768872, 7972685, 8056608, 8177760, 8187480, 8200476, 8632080, 9063684, 9111640, 9540720, 9567222, 9711090, 10070760, 10250595, 10358496, 10916640, 10933968, 11329605, 11448864, 12084912, 12300714, 12756296, 12948120, 13427680, 13595526, 13667460, 14311080, 14350833, 15106140, 15537744, 15945370, 16374960, 16400952, 17264160, 18127368, 18223280, 18451071, 19081440, 19134444, 19422180, 20141520, 20501190, 21867936, 22659210, 23918055, 24169824, 24601428, 25512592, 25896240, 27191052, 27334920, 28622160, 28701666, 30212280, 30751785, 31075488, 31890740, 32749920, 32801904, 33988815, 36254736, 36446560, 36902142, 38268888, 38844360, 40283040, 41002380, 43052499, 45318420, 47836110, 49202856, 51025184, 51792480, 54382104, 54669840, 57244320, 57403332, 60424560, 61503570, 63781480, 65603808, 67977630, 71754165, 72509472, 73804284, 76537776, 77688720, 82004760, 86104998, 90636840, 92255355, 95672220, 98405712, 108764208, 109339680, 114806664, 120849120, 123007140, 127562960, 129157497, 135955260, 143508330, 147608568, 153075552, 155377440, 164009520, 172209996, 181273680, 184510710, 191344440, 196811424, 215262495, 217528416, 229613328, 246014280, 255125920, 258314994, 271910520, 287016660, 295217136, 328019040, 344419992, 362547360, 369021420, 382688880, 430524990, 459226656, 492028560, 516629988, 543821040, 574033320, 590434272, 645787485, 688839984, 738042840, 765377760, 861049980, 984057120, 1033259976, 1087642080, 1148066640, 1291574970, 1377679968, 1476085680, 1722099960, 2066519952, 2296133280, 2583149940, 2952171360, 3444199920, 4133039904, 5166299880, 6888399840, 10332599760, 20665199520]

約数ペア:

[(1, 20665199520), (2, 10332599760), (3, 6888399840), (4, 5166299880), (5, 4133039904), (6, 3444199920), (7, 2952171360), (8, 2583149940), (9, 2296133280), (10, 2066519952), (12, 1722099960), (14, 1476085680), (15, 1377679968), (16, 1291574970), (18, 1148066640), (19, 1087642080), (20, 1033259976), (21, 984057120), (24, 861049980), (27, 765377760), (28, 738042840), (30, 688839984), (32, 645787485), (35, 590434272), (36, 574033320), (38, 543821040), (40, 516629988), (42, 492028560), (45, 459226656), (48, 430524990), (54, 382688880), (56, 369021420), (57, 362547360), (60, 344419992), (63, 328019040), (70, 295217136), (72, 287016660), (76, 271910520), (80, 258314994), (81, 255125920), (84, 246014280), (90, 229613328), (95, 217528416), (96, 215262495), (105, 196811424), (108, 191344440), (112, 184510710), (114, 181273680), (120, 172209996), (126, 164009520), (133, 155377440), (135, 153075552), (140, 147608568), (144, 143508330), (152, 135955260), (160, 129157497), (162, 127562960), (168, 123007140), (171, 120849120), (180, 114806664), (189, 109339680), (190, 108764208), (210, 98405712), (216, 95672220), (224, 92255355), (228, 90636840), (240, 86104998), (252, 82004760), (266, 77688720), (270, 76537776), (280, 73804284), (285, 72509472), (288, 71754165), (304, 67977630), (315, 65603808), (324, 63781480), (336, 61503570), (342, 60424560), (360, 57403332), (361, 57244320), (378, 54669840), (380, 54382104), (399, 51792480), (405, 51025184), (420, 49202856), (432, 47836110), (456, 45318420), (480, 43052499), (504, 41002380), (513, 40283040), (532, 38844360), (540, 38268888), (560, 36902142), (567, 36446560), (570, 36254736), (608, 33988815), (630, 32801904), (631, 32749920), (648, 31890740), (665, 31075488), (672, 30751785), (684, 30212280), (720, 28701666), (722, 28622160), (756, 27334920), (760, 27191052), (798, 25896240), (810, 25512592), (840, 24601428), (855, 24169824), (864, 23918055), (912, 22659210), (945, 21867936), (1008, 20501190), (1026, 20141520), (1064, 19422180), (1080, 19134444), (1083, 19081440), (1120, 18451071), (1134, 18223280), (1140, 18127368), (1197, 17264160), (1260, 16400952), (1262, 16374960), (1296, 15945370), (1330, 15537744), (1368, 15106140), (1440, 14350833), (1444, 14311080), (1512, 13667460), (1520, 13595526), (1539, 13427680), (1596, 12948120), (1620, 12756296), (1680, 12300714), (1710, 12084912), (1805, 11448864), (1824, 11329605), (1890, 10933968), (1893, 10916640), (1995, 10358496), (2016, 10250595), (2052, 10070760), (2128, 9711090), (2160, 9567222), (2166, 9540720), (2268, 9111640), (2280, 9063684), (2394, 8632080), (2520, 8200476), (2524, 8187480), (2527, 8177760), (2565, 8056608), (2592, 7972685), (2660, 7768872), (2736, 7553070), (2835, 7289312), (2888, 7155540), (3024, 6833730), (3040, 6797763), (3078, 6713840), (3155, 6549984), (3192, 6474060), (3240, 6378148), (3249, 6360480), (3360, 6150357), (3420, 6042456), (3591, 5754720), (3610, 5724432), (3780, 5466984), (3786, 5458320), (3990, 5179248), (4104, 5035380), (4256, 4855545), (4320, 4783611), (4332, 4770360), (4417, 4678560), (4536, 4555820), (4560, 4531842), (4788, 4316040), (5040, 4100238), (5048, 4093740), (5054, 4088880), (5130, 4028304), (5320, 3884436), (5415, 3816288), (5472, 3776535), (5670, 3644656), (5679, 3638880), (5776, 3577770), (5985, 3452832), (6048, 3416865), (6156, 3356920), (6310, 3274992), (6384, 3237030), (6480, 3189074), (6498, 3180240), (6840, 3021228), (7182, 2877360), (7220, 2862216), (7560, 2733492), (7572, 2729160), (7581, 2725920), (7695, 2685536), (7980, 2589624), (8208, 2517690), (8664, 2385180), (8834, 2339280), (9072, 2277910), (9120, 2265921), (9465, 2183328), (9576, 2158020), (9747, 2120160), (10080, 2050119), (10096, 2046870), (10108, 2044440), (10260, 2014152), (10640, 1942218), (10773, 1918240), (10830, 1908144), (11340, 1822328), (11358, 1819440), (11552, 1788885), (11970, 1726416), (11989, 1723680), (12312, 1678460), (12620, 1637496), (12635, 1635552), (12768, 1618515), (12960, 1594537), (12996, 1590120), (13251, 1559520), (13680, 1510614), (14364, 1438680), (14440, 1431108), (15120, 1366746), (15144, 1364580), (15162, 1362960), (15390, 1342768), (15960, 1294812), (16245, 1272096), (16416, 1258845), (17037, 1212960), (17328, 1192590), (17668, 1169640), (17955, 1150944), (18144, 1138955), (18930, 1091664), (19152, 1079010), (19494, 1060080), (20192, 1023435), (20216, 1022220), (20520, 1007076), (21280, 971109), (21546, 959120), (21660, 954072), (22085, 935712), (22680, 911164), (22716, 909720), (22743, 908640), (23940, 863208), (23978, 861840), (24624, 839230), (25240, 818748), (25270, 817776), (25992, 795060), (26502, 779760), (27360, 755307), (28395, 727776), (28728, 719340), (28880, 715554), (29241, 706720), (30240, 683373), (30288, 682290), (30324, 681480), (30780, 671384), (31920, 647406), (32490, 636048), (34074, 606480), (34656, 596295), (35336, 584820), (35910, 575472), (35967, 574560), (37860, 545832), (37905, 545184), (38304, 539505), (38988, 530040), (39753, 519840), (40432, 511110), (41040, 503538), (43092, 479560), (43320, 477036), (44170, 467856), (45360, 455582), (45432, 454860), (45486, 454320), (47880, 431604), (47956, 430920), (48735, 424032), (49248, 419615), (50480, 409374), (50540, 408888), (51111, 404320), (51984, 397530), (53004, 389880), (53865, 383648), (56790, 363888), (57456, 359670), (57760, 357777), (58482, 353360), (59945, 344736), (60576, 341145), (60648, 340740), (61560, 335692), (63840, 323703), (64980, 318024), (66255, 311904), (68148, 303240), (68229, 302880), (70672, 292410), (71820, 287736), (71934, 287280), (75720, 272916), (75810, 272592), (77976, 265020), (79506, 259920), (80864, 255555), (82080, 251769), (83923, 246240), (85185, 242592), (86184, 239780), (86640, 238518), (88340, 233928), (90720, 227791), (90864, 227430), (90972, 227160), (95760, 215802), (95912, 215460), (97470, 212016), (100960, 204687), (101080, 204444), (102222, 202160), (103968, 198765), (106008, 194940), (107730, 191824), (107901, 191520), (113580, 181944), (113715, 181728), (114912, 179835), (116964, 176680), (119259, 173280), (119890, 172368), (121296, 170370), (123120, 167846), (129960, 159012), (132510, 155952), (136296, 151620), (136458, 151440), (141344, 146205), (143640, 143868)]