21509419680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 864

約数和(自身を含む): 92742983424

約数和(自身を除く): 71233563744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 23, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 46, 48, 56, 57, 60, 63, 69, 70, 72, 76, 80, 84, 90, 92, 95, 96, 105, 112, 114, 115, 120, 126, 133, 138, 140, 144, 152, 160, 161, 168, 171, 180, 184, 190, 207, 210, 224, 228, 230, 240, 252, 257, 266, 276, 280, 285, 288, 304, 315, 322, 336, 342, 345, 360, 361, 368, 380, 399, 414, 420, 437, 456, 460, 480, 483, 504, 514, 532, 552, 560, 570, 608, 630, 644, 665, 672, 684, 690, 720, 722, 736, 760, 771, 798, 805, 828, 840, 855, 874, 912, 920, 966, 1008, 1028, 1035, 1064, 1083, 1104, 1120, 1140, 1197, 1260, 1285, 1288, 1311, 1330, 1368, 1380, 1440, 1444, 1449, 1520, 1542, 1596, 1610, 1656, 1680, 1710, 1748, 1799, 1805, 1824, 1840, 1932, 1995, 2016, 2056, 2070, 2128, 2166, 2185, 2208, 2280, 2313, 2394, 2415, 2520, 2527, 2570, 2576, 2622, 2660, 2736, 2760, 2888, 2898, 3040, 3059, 3084, 3192, 3220, 3249, 3312, 3360, 3420, 3496, 3598, 3610, 3680, 3855, 3864, 3933, 3990, 4112, 4140, 4256, 4332, 4370, 4560, 4626, 4788, 4830, 4883, 5040, 5054, 5140, 5152, 5244, 5320, 5397, 5415, 5472, 5520, 5776, 5796, 5911, 5985, 6118, 6168, 6384, 6440, 6498, 6555, 6624, 6840, 6992, 7196, 7220, 7245, 7581, 7710, 7728, 7866, 7980, 8224, 8280, 8303, 8664, 8740, 8995, 9120, 9177, 9252, 9576, 9660, 9766, 10080, 10108, 10280, 10488, 10640, 10794, 10830, 11040, 11552, 11565, 11592, 11822, 11970, 12236, 12336, 12635, 12768, 12880, 12996, 13110, 13680, 13984, 14392, 14440, 14490, 14649, 15162, 15295, 15420, 15456, 15732, 15960, 16191, 16245, 16560, 16606, 17328, 17480, 17733, 17990, 18354, 18504, 19152, 19320, 19532, 19665, 20216, 20560, 20976, 21280, 21588, 21660, 22743, 23130, 23184, 23644, 23940, 24415, 24472, 24672, 24909, 25270, 25760, 25992, 26220, 26985, 27360, 27531, 28784, 28880, 28980, 29298, 29555, 30324, 30590, 30840, 31464, 31920, 32382, 32490, 33120, 33212, 34181, 34656, 34960, 35466, 35980, 36708, 37008, 37905, 38304, 38640, 39064, 39330, 40432, 41120, 41377, 41515, 41952, 43176, 43320, 43947, 45486, 45885, 46260, 46368, 47288, 47880, 48830, 48944, 49818, 50540, 51984, 52440, 53199, 53970, 55062, 57568, 57760, 57960, 58121, 58596, 59110, 60648, 61180, 61680, 62928, 63840, 64764, 64980, 66424, 68362, 69920, 70932, 71960, 73245, 73416, 74016, 74727, 75810, 77280, 78128, 78660, 80864, 80955, 82754, 83030, 86352, 86640, 87894, 88665, 90972, 91770, 92520, 92777, 94576, 95760, 97660, 97888, 99636, 101080, 102543, 103968, 104880, 106398, 107940, 110124, 112309, 113715, 115920, 116242, 117192, 118220, 121296, 122360, 123360, 124131, 124545, 125856, 129528, 129960, 132848, 136724, 137655, 141864, 143920, 146490, 146832, 149454, 151620, 156256, 157320, 161910, 165508, 166060, 170905, 172704, 173280, 174363, 175788, 177330, 181944, 183540, 185040, 185554, 189152, 191520, 195320, 199272, 202160, 205086, 206885, 209760, 212796, 215880, 219735, 220248, 224618, 227430, 231840, 232484, 234384, 236440, 242592, 244720, 248262, 249090, 259056, 259920, 265696, 265995, 273448, 275310, 278331, 283728, 287840, 290605, 292980, 293664, 298908, 303240, 307629, 314640, 323820, 331016, 332120, 336927, 341810, 348726, 351576, 354660, 363888, 367080, 370080, 371108, 372393, 373635, 390640, 398544, 404320, 410172, 413770, 425592, 431760, 439470, 440496, 449236, 454860, 463885, 464968, 468768, 472880, 489440, 496524, 498180, 512715, 518112, 519840, 523089, 531990, 546896, 550620, 556662, 561545, 567456, 581210, 585960, 597816, 606480, 615258, 620655, 629280, 647640, 649439, 662032, 664240, 673854, 683620, 697452, 703152, 709320, 727776, 734160, 742216, 744786, 747270, 781280, 786163, 797088, 820344, 827540, 834993, 851184, 863520, 871815, 878940, 880992, 898472, 909720, 927770, 929936, 945760, 993048, 996360, 1010781, 1025430, 1046178, 1063980, 1093792, 1101240, 1113324, 1123090, 1162420, 1171920, 1195632, 1212960, 1230516, 1241310, 1295280, 1298878, 1324064, 1328480, 1347708, 1367240, 1391655, 1394904, 1406304, 1418640, 1468320, 1484432, 1489572, 1494540, 1538145, 1572326, 1640688, 1655080, 1669986, 1684635, 1702368, 1743630, 1757880, 1796944, 1819440, 1855540, 1859872, 1861965, 1948317, 1986096, 1992720, 2021562, 2050860, 2092356, 2127960, 2133871, 2202480, 2226648, 2246180, 2324840, 2343840, 2358489, 2391264, 2461032, 2482620, 2590560, 2597756, 2615445, 2695416, 2734480, 2783310, 2789808, 2837280, 2968864, 2979144, 2989080, 3076290, 3144652, 3247195, 3281376, 3310160, 3339972, 3369270, 3487260, 3515760, 3593888, 3638880, 3711080, 3723930, 3896634, 3930815, 3972192, 3985440, 4043124, 4101720, 4174965, 4184712, 4255920, 4267742, 4404960, 4453296, 4492360, 4649680, 4716978, 4922064, 4965240, 5053905, 5195512, 5230890, 5390832, 5468960, 5566620, 5579616, 5844951, 5958288, 5978160, 6152580, 6289304, 6401613, 6494390, 6620320, 6679944, 6738540, 6974520, 7031520, 7075467, 7422160, 7447860, 7793268, 7861630, 8086248, 8203440, 8349930, 8369424, 8511840, 8535484, 8906592, 8984720, 9299360, 9433956, 9741585, 9844128, 9930480, 10107810, 10391024, 10461780, 10669355, 10781664, 11133240, 11689902, 11792445, 11916576, 11956320, 12305160, 12578608, 12803226, 12988780, 13359888, 13477080, 13949040, 14150934, 14844320, 14895720, 14937097, 15586536, 15723260, 16172496, 16406880, 16699860, 16738848, 17070968, 17969440, 18867912, 19204839, 19483170, 19860960, 20215620, 20782048, 20923560, 21338710, 22266480, 23379804, 23584890, 24610320, 25157216, 25606452, 25977560, 26719776, 26954160, 27898080, 28301868, 29224755, 29791440, 29874194, 31173072, 31446520, 32008065, 32344992, 33399720, 34141936, 35377335, 37735824, 38409678, 38966340, 40431240, 41847120, 42677420, 44532960, 44811291, 46759608, 47169780, 49220640, 51212904, 51955120, 53908320, 56603736, 58449510, 59582880, 59748388, 62346144, 62893040, 64016130, 66799440, 68283872, 70754670, 74685485, 75471648, 76819356, 77932680, 80862480, 83694240, 85354840, 89622582, 93519216, 94339560, 96024195, 102425808, 103910240, 113207472, 116899020, 119496776, 125786080, 128032260, 133598880, 134433873, 141509340, 149370970, 153638712, 155865360, 161724960, 170709680, 179245164, 187038432, 188679120, 192048390, 204851616, 224056455, 226414944, 233798040, 238993552, 256064520, 268867746, 283018680, 298741940, 307277424, 311730720, 341419360, 358490328, 377358240, 384096780, 448112910, 467596080, 477987104, 512129040, 537735492, 566037360, 597483880, 614554848, 672169365, 716980656, 768193560, 896225820, 935192160, 1024258080, 1075470984, 1132074720, 1194967760, 1344338730, 1433961312, 1536387120, 1792451640, 2150941968, 2389935520, 2688677460, 3072774240, 3584903280, 4301883936, 5377354920, 7169806560, 10754709840, 21509419680]

約数ペア:

[(1, 21509419680), (2, 10754709840), (3, 7169806560), (4, 5377354920), (5, 4301883936), (6, 3584903280), (7, 3072774240), (8, 2688677460), (9, 2389935520), (10, 2150941968), (12, 1792451640), (14, 1536387120), (15, 1433961312), (16, 1344338730), (18, 1194967760), (19, 1132074720), (20, 1075470984), (21, 1024258080), (23, 935192160), (24, 896225820), (28, 768193560), (30, 716980656), (32, 672169365), (35, 614554848), (36, 597483880), (38, 566037360), (40, 537735492), (42, 512129040), (45, 477987104), (46, 467596080), (48, 448112910), (56, 384096780), (57, 377358240), (60, 358490328), (63, 341419360), (69, 311730720), (70, 307277424), (72, 298741940), (76, 283018680), (80, 268867746), (84, 256064520), (90, 238993552), (92, 233798040), (95, 226414944), (96, 224056455), (105, 204851616), (112, 192048390), (114, 188679120), (115, 187038432), (120, 179245164), (126, 170709680), (133, 161724960), (138, 155865360), (140, 153638712), (144, 149370970), (152, 141509340), (160, 134433873), (161, 133598880), (168, 128032260), (171, 125786080), (180, 119496776), (184, 116899020), (190, 113207472), (207, 103910240), (210, 102425808), (224, 96024195), (228, 94339560), (230, 93519216), (240, 89622582), (252, 85354840), (257, 83694240), (266, 80862480), (276, 77932680), (280, 76819356), (285, 75471648), (288, 74685485), (304, 70754670), (315, 68283872), (322, 66799440), (336, 64016130), (342, 62893040), (345, 62346144), (360, 59748388), (361, 59582880), (368, 58449510), (380, 56603736), (399, 53908320), (414, 51955120), (420, 51212904), (437, 49220640), (456, 47169780), (460, 46759608), (480, 44811291), (483, 44532960), (504, 42677420), (514, 41847120), (532, 40431240), (552, 38966340), (560, 38409678), (570, 37735824), (608, 35377335), (630, 34141936), (644, 33399720), (665, 32344992), (672, 32008065), (684, 31446520), (690, 31173072), (720, 29874194), (722, 29791440), (736, 29224755), (760, 28301868), (771, 27898080), (798, 26954160), (805, 26719776), (828, 25977560), (840, 25606452), (855, 25157216), (874, 24610320), (912, 23584890), (920, 23379804), (966, 22266480), (1008, 21338710), (1028, 20923560), (1035, 20782048), (1064, 20215620), (1083, 19860960), (1104, 19483170), (1120, 19204839), (1140, 18867912), (1197, 17969440), (1260, 17070968), (1285, 16738848), (1288, 16699860), (1311, 16406880), (1330, 16172496), (1368, 15723260), (1380, 15586536), (1440, 14937097), (1444, 14895720), (1449, 14844320), (1520, 14150934), (1542, 13949040), (1596, 13477080), (1610, 13359888), (1656, 12988780), (1680, 12803226), (1710, 12578608), (1748, 12305160), (1799, 11956320), (1805, 11916576), (1824, 11792445), (1840, 11689902), (1932, 11133240), (1995, 10781664), (2016, 10669355), (2056, 10461780), (2070, 10391024), (2128, 10107810), (2166, 9930480), (2185, 9844128), (2208, 9741585), (2280, 9433956), (2313, 9299360), (2394, 8984720), (2415, 8906592), (2520, 8535484), (2527, 8511840), (2570, 8369424), (2576, 8349930), (2622, 8203440), (2660, 8086248), (2736, 7861630), (2760, 7793268), (2888, 7447860), (2898, 7422160), (3040, 7075467), (3059, 7031520), (3084, 6974520), (3192, 6738540), (3220, 6679944), (3249, 6620320), (3312, 6494390), (3360, 6401613), (3420, 6289304), (3496, 6152580), (3598, 5978160), (3610, 5958288), (3680, 5844951), (3855, 5579616), (3864, 5566620), (3933, 5468960), (3990, 5390832), (4112, 5230890), (4140, 5195512), (4256, 5053905), (4332, 4965240), (4370, 4922064), (4560, 4716978), (4626, 4649680), (4788, 4492360), (4830, 4453296), (4883, 4404960), (5040, 4267742), (5054, 4255920), (5140, 4184712), (5152, 4174965), (5244, 4101720), (5320, 4043124), (5397, 3985440), (5415, 3972192), (5472, 3930815), (5520, 3896634), (5776, 3723930), (5796, 3711080), (5911, 3638880), (5985, 3593888), (6118, 3515760), (6168, 3487260), (6384, 3369270), (6440, 3339972), (6498, 3310160), (6555, 3281376), (6624, 3247195), (6840, 3144652), (6992, 3076290), (7196, 2989080), (7220, 2979144), (7245, 2968864), (7581, 2837280), (7710, 2789808), (7728, 2783310), (7866, 2734480), (7980, 2695416), (8224, 2615445), (8280, 2597756), (8303, 2590560), (8664, 2482620), (8740, 2461032), (8995, 2391264), (9120, 2358489), (9177, 2343840), (9252, 2324840), (9576, 2246180), (9660, 2226648), (9766, 2202480), (10080, 2133871), (10108, 2127960), (10280, 2092356), (10488, 2050860), (10640, 2021562), (10794, 1992720), (10830, 1986096), (11040, 1948317), (11552, 1861965), (11565, 1859872), (11592, 1855540), (11822, 1819440), (11970, 1796944), (12236, 1757880), (12336, 1743630), (12635, 1702368), (12768, 1684635), (12880, 1669986), (12996, 1655080), (13110, 1640688), (13680, 1572326), (13984, 1538145), (14392, 1494540), (14440, 1489572), (14490, 1484432), (14649, 1468320), (15162, 1418640), (15295, 1406304), (15420, 1394904), (15456, 1391655), (15732, 1367240), (15960, 1347708), (16191, 1328480), (16245, 1324064), (16560, 1298878), (16606, 1295280), (17328, 1241310), (17480, 1230516), (17733, 1212960), (17990, 1195632), (18354, 1171920), (18504, 1162420), (19152, 1123090), (19320, 1113324), (19532, 1101240), (19665, 1093792), (20216, 1063980), (20560, 1046178), (20976, 1025430), (21280, 1010781), (21588, 996360), (21660, 993048), (22743, 945760), (23130, 929936), (23184, 927770), (23644, 909720), (23940, 898472), (24415, 880992), (24472, 878940), (24672, 871815), (24909, 863520), (25270, 851184), (25760, 834993), (25992, 827540), (26220, 820344), (26985, 797088), (27360, 786163), (27531, 781280), (28784, 747270), (28880, 744786), (28980, 742216), (29298, 734160), (29555, 727776), (30324, 709320), (30590, 703152), (30840, 697452), (31464, 683620), (31920, 673854), (32382, 664240), (32490, 662032), (33120, 649439), (33212, 647640), (34181, 629280), (34656, 620655), (34960, 615258), (35466, 606480), (35980, 597816), (36708, 585960), (37008, 581210), (37905, 567456), (38304, 561545), (38640, 556662), (39064, 550620), (39330, 546896), (40432, 531990), (41120, 523089), (41377, 519840), (41515, 518112), (41952, 512715), (43176, 498180), (43320, 496524), (43947, 489440), (45486, 472880), (45885, 468768), (46260, 464968), (46368, 463885), (47288, 454860), (47880, 449236), (48830, 440496), (48944, 439470), (49818, 431760), (50540, 425592), (51984, 413770), (52440, 410172), (53199, 404320), (53970, 398544), (55062, 390640), (57568, 373635), (57760, 372393), (57960, 371108), (58121, 370080), (58596, 367080), (59110, 363888), (60648, 354660), (61180, 351576), (61680, 348726), (62928, 341810), (63840, 336927), (64764, 332120), (64980, 331016), (66424, 323820), (68362, 314640), (69920, 307629), (70932, 303240), (71960, 298908), (73245, 293664), (73416, 292980), (74016, 290605), (74727, 287840), (75810, 283728), (77280, 278331), (78128, 275310), (78660, 273448), (80864, 265995), (80955, 265696), (82754, 259920), (83030, 259056), (86352, 249090), (86640, 248262), (87894, 244720), (88665, 242592), (90972, 236440), (91770, 234384), (92520, 232484), (92777, 231840), (94576, 227430), (95760, 224618), (97660, 220248), (97888, 219735), (99636, 215880), (101080, 212796), (102543, 209760), (103968, 206885), (104880, 205086), (106398, 202160), (107940, 199272), (110124, 195320), (112309, 191520), (113715, 189152), (115920, 185554), (116242, 185040), (117192, 183540), (118220, 181944), (121296, 177330), (122360, 175788), (123360, 174363), (124131, 173280), (124545, 172704), (125856, 170905), (129528, 166060), (129960, 165508), (132848, 161910), (136724, 157320), (137655, 156256), (141864, 151620), (143920, 149454), (146490, 146832)]