21427378560

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 864

約数和(自身を含む): 90063511200

約数和(自身を除く): 68636132640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 64, 70, 72, 79, 80, 84, 90, 93, 96, 98, 105, 112, 120, 124, 126, 128, 140, 144, 147, 155, 158, 160, 168, 180, 186, 192, 196, 210, 217, 224, 237, 240, 245, 248, 252, 279, 280, 288, 294, 310, 315, 316, 320, 336, 360, 372, 384, 392, 395, 420, 434, 441, 448, 465, 474, 480, 490, 496, 504, 553, 558, 560, 576, 588, 620, 630, 632, 640, 651, 672, 711, 720, 735, 744, 784, 790, 840, 868, 882, 896, 930, 948, 960, 961, 980, 992, 1008, 1085, 1106, 1116, 1120, 1152, 1176, 1185, 1240, 1260, 1264, 1302, 1344, 1395, 1422, 1440, 1470, 1488, 1519, 1568, 1580, 1659, 1680, 1736, 1764, 1860, 1896, 1920, 1922, 1953, 1960, 1984, 2016, 2170, 2205, 2212, 2232, 2240, 2352, 2370, 2449, 2480, 2520, 2528, 2604, 2688, 2765, 2790, 2844, 2880, 2883, 2940, 2976, 3038, 3136, 3160, 3255, 3318, 3360, 3472, 3528, 3555, 3720, 3792, 3844, 3871, 3906, 3920, 3968, 4032, 4340, 4410, 4424, 4464, 4480, 4557, 4704, 4740, 4805, 4898, 4960, 4977, 5040, 5056, 5208, 5530, 5580, 5688, 5760, 5766, 5880, 5952, 6076, 6272, 6320, 6510, 6636, 6720, 6727, 6944, 7056, 7110, 7347, 7440, 7584, 7595, 7688, 7742, 7812, 7840, 8064, 8295, 8649, 8680, 8820, 8848, 8928, 9114, 9408, 9480, 9610, 9765, 9796, 9920, 9954, 10080, 10112, 10416, 11060, 11160, 11376, 11532, 11613, 11760, 11904, 12152, 12245, 12640, 13020, 13272, 13440, 13454, 13671, 13888, 14112, 14220, 14415, 14694, 14880, 15168, 15190, 15376, 15484, 15624, 15680, 16590, 17143, 17298, 17360, 17640, 17696, 17856, 18228, 18816, 18960, 19220, 19355, 19530, 19592, 19840, 19908, 20160, 20181, 20832, 22041, 22120, 22320, 22752, 22785, 23064, 23226, 23520, 24304, 24490, 24885, 25280, 26040, 26544, 26908, 27342, 27776, 28224, 28440, 28830, 29388, 29760, 30336, 30380, 30752, 30968, 31248, 31360, 33180, 33635, 34286, 34596, 34720, 34839, 35280, 35392, 35712, 36456, 36735, 37920, 38440, 38710, 39060, 39184, 39816, 40320, 40362, 41664, 43245, 44082, 44240, 44640, 45504, 45570, 46128, 46452, 47040, 47089, 48608, 48980, 49770, 50560, 51429, 52080, 53088, 53816, 54684, 56448, 56880, 57660, 58065, 58776, 59520, 60543, 60760, 61504, 61936, 62496, 66360, 67270, 68355, 68572, 69192, 69440, 69678, 70560, 70784, 72912, 73470, 75840, 75919, 76880, 77420, 78120, 78368, 79632, 80724, 83328, 85715, 86490, 88164, 88480, 89280, 91008, 91140, 92256, 92904, 94080, 94178, 97216, 97960, 99540, 100905, 102858, 104160, 106176, 107632, 109368, 110205, 113760, 115320, 116130, 117552, 120001, 121086, 121520, 123008, 123872, 124992, 132720, 134540, 136710, 137144, 138384, 138880, 139356, 141120, 141267, 145824, 146940, 151680, 151838, 153760, 154287, 154840, 156240, 156736, 159264, 161448, 171430, 172980, 174195, 176328, 176960, 178560, 182280, 184512, 185808, 188356, 194432, 195920, 199080, 201810, 205716, 208320, 212352, 215264, 218736, 220410, 227520, 227757, 230640, 232260, 235104, 235445, 240002, 242172, 243040, 247744, 249984, 257145, 265440, 269080, 273420, 274288, 276768, 278712, 282240, 282534, 291648, 293880, 302715, 303676, 307520, 308574, 309680, 312480, 313472, 318528, 322896, 342860, 345960, 348390, 352656, 353920, 360003, 364560, 369024, 371616, 376712, 379595, 391840, 398160, 403620, 411432, 416640, 423801, 430528, 437472, 440820, 455040, 455514, 461280, 464520, 470208, 470890, 480004, 484344, 486080, 495488, 514290, 530880, 531433, 538160, 546840, 548576, 553536, 557424, 565068, 583296, 587760, 600005, 605430, 607352, 615040, 617148, 619360, 624960, 637056, 645792, 683271, 685720, 691920, 696780, 705312, 706335, 720006, 729120, 743232, 753424, 759190, 771435, 783680, 796320, 807240, 822864, 847602, 861056, 874944, 881640, 911028, 922560, 929040, 940416, 941780, 960008, 968688, 972160, 1028580, 1061760, 1062866, 1076320, 1080009, 1093680, 1097152, 1107072, 1114848, 1130136, 1138785, 1175520, 1200010, 1210860, 1214704, 1234296, 1238720, 1249920, 1291584, 1366542, 1371440, 1383840, 1393560, 1410624, 1412670, 1440012, 1458240, 1486464, 1506848, 1518380, 1542870, 1567360, 1592640, 1594299, 1614480, 1645728, 1695204, 1749888, 1763280, 1800015, 1822056, 1845120, 1858080, 1883560, 1920016, 1937376, 2057160, 2119005, 2125732, 2152640, 2160018, 2187360, 2194304, 2229696, 2260272, 2277570, 2351040, 2400020, 2421720, 2429408, 2468592, 2477440, 2583168, 2657165, 2733084, 2742880, 2767680, 2787120, 2821248, 2825340, 2880024, 2916480, 3013696, 3036760, 3085740, 3185280, 3188598, 3228960, 3291456, 3390408, 3416355, 3526560, 3600030, 3644112, 3716160, 3720031, 3767120, 3840032, 3874752, 4114320, 4238010, 4251464, 4305280, 4320036, 4374720, 4459392, 4520544, 4555140, 4702080, 4782897, 4800040, 4843440, 4858816, 4937184, 5314330, 5400045, 5466168, 5485760, 5535360, 5574240, 5650680, 5760048, 6027392, 6073520, 6171480, 6377196, 6457920, 6582912, 6780816, 6832710, 7053120, 7200060, 7288224, 7432320, 7440062, 7534240, 7680064, 7749504, 7971495, 8228640, 8476020, 8502928, 8640072, 8749440, 9041088, 9110280, 9565794, 9600080, 9686880, 9717632, 9874368, 10628660, 10800090, 10932336, 10971520, 11148480, 11160093, 11301360, 11520096, 12147040, 12342960, 12754392, 12915840, 13561632, 13665420, 14106240, 14400120, 14576448, 14880124, 15068480, 15360128, 15942990, 16457280, 16952040, 17005856, 17280144, 18082176, 18220560, 18600155, 19131588, 19200160, 19373760, 19748736, 21257320, 21600180, 21864672, 22296960, 22320186, 22602720, 23040192, 23914485, 24294080, 24685920, 25508784, 27123264, 27330840, 28800240, 29152896, 29760248, 30136960, 31885980, 32914560, 33480279, 33904080, 34011712, 34560288, 36441120, 37200310, 38263176, 38400320, 38747520, 42514640, 43200360, 43729344, 44640372, 45205440, 46080384, 47828970, 48588160, 49371840, 51017568, 54246528, 54661680, 55800465, 57600480, 59520496, 63771960, 66960558, 67808160, 68023424, 69120576, 72882240, 74400620, 76526352, 76800640, 85029280, 86400720, 87458688, 89280744, 90410880, 95657940, 98743680, 102035136, 109323360, 111600930, 115200960, 119040992, 127543920, 133921116, 135616320, 138241152, 145764480, 148801240, 153052704, 167401395, 170058560, 172801440, 178561488, 191315880, 204070272, 218646720, 223201860, 230401920, 238081984, 255087840, 267842232, 271232640, 297602480, 306105408, 334802790, 340117120, 345602880, 357122976, 382631760, 437293440, 446403720, 476163968, 510175680, 535684464, 595204960, 612210816, 669605580, 691205760, 714245952, 765263520, 892807440, 1020351360, 1071368928, 1190409920, 1339211160, 1428491904, 1530527040, 1785614880, 2142737856, 2380819840, 2678422320, 3061054080, 3571229760, 4285475712, 5356844640, 7142459520, 10713689280, 21427378560]

約数ペア:

[(1, 21427378560), (2, 10713689280), (3, 7142459520), (4, 5356844640), (5, 4285475712), (6, 3571229760), (7, 3061054080), (8, 2678422320), (9, 2380819840), (10, 2142737856), (12, 1785614880), (14, 1530527040), (15, 1428491904), (16, 1339211160), (18, 1190409920), (20, 1071368928), (21, 1020351360), (24, 892807440), (28, 765263520), (30, 714245952), (31, 691205760), (32, 669605580), (35, 612210816), (36, 595204960), (40, 535684464), (42, 510175680), (45, 476163968), (48, 446403720), (49, 437293440), (56, 382631760), (60, 357122976), (62, 345602880), (63, 340117120), (64, 334802790), (70, 306105408), (72, 297602480), (79, 271232640), (80, 267842232), (84, 255087840), (90, 238081984), (93, 230401920), (96, 223201860), (98, 218646720), (105, 204070272), (112, 191315880), (120, 178561488), (124, 172801440), (126, 170058560), (128, 167401395), (140, 153052704), (144, 148801240), (147, 145764480), (155, 138241152), (158, 135616320), (160, 133921116), (168, 127543920), (180, 119040992), (186, 115200960), (192, 111600930), (196, 109323360), (210, 102035136), (217, 98743680), (224, 95657940), (237, 90410880), (240, 89280744), (245, 87458688), (248, 86400720), (252, 85029280), (279, 76800640), (280, 76526352), (288, 74400620), (294, 72882240), (310, 69120576), (315, 68023424), (316, 67808160), (320, 66960558), (336, 63771960), (360, 59520496), (372, 57600480), (384, 55800465), (392, 54661680), (395, 54246528), (420, 51017568), (434, 49371840), (441, 48588160), (448, 47828970), (465, 46080384), (474, 45205440), (480, 44640372), (490, 43729344), (496, 43200360), (504, 42514640), (553, 38747520), (558, 38400320), (560, 38263176), (576, 37200310), (588, 36441120), (620, 34560288), (630, 34011712), (632, 33904080), (640, 33480279), (651, 32914560), (672, 31885980), (711, 30136960), (720, 29760248), (735, 29152896), (744, 28800240), (784, 27330840), (790, 27123264), (840, 25508784), (868, 24685920), (882, 24294080), (896, 23914485), (930, 23040192), (948, 22602720), (960, 22320186), (961, 22296960), (980, 21864672), (992, 21600180), (1008, 21257320), (1085, 19748736), (1106, 19373760), (1116, 19200160), (1120, 19131588), (1152, 18600155), (1176, 18220560), (1185, 18082176), (1240, 17280144), (1260, 17005856), (1264, 16952040), (1302, 16457280), (1344, 15942990), (1395, 15360128), (1422, 15068480), (1440, 14880124), (1470, 14576448), (1488, 14400120), (1519, 14106240), (1568, 13665420), (1580, 13561632), (1659, 12915840), (1680, 12754392), (1736, 12342960), (1764, 12147040), (1860, 11520096), (1896, 11301360), (1920, 11160093), (1922, 11148480), (1953, 10971520), (1960, 10932336), (1984, 10800090), (2016, 10628660), (2170, 9874368), (2205, 9717632), (2212, 9686880), (2232, 9600080), (2240, 9565794), (2352, 9110280), (2370, 9041088), (2449, 8749440), (2480, 8640072), (2520, 8502928), (2528, 8476020), (2604, 8228640), (2688, 7971495), (2765, 7749504), (2790, 7680064), (2844, 7534240), (2880, 7440062), (2883, 7432320), (2940, 7288224), (2976, 7200060), (3038, 7053120), (3136, 6832710), (3160, 6780816), (3255, 6582912), (3318, 6457920), (3360, 6377196), (3472, 6171480), (3528, 6073520), (3555, 6027392), (3720, 5760048), (3792, 5650680), (3844, 5574240), (3871, 5535360), (3906, 5485760), (3920, 5466168), (3968, 5400045), (4032, 5314330), (4340, 4937184), (4410, 4858816), (4424, 4843440), (4464, 4800040), (4480, 4782897), (4557, 4702080), (4704, 4555140), (4740, 4520544), (4805, 4459392), (4898, 4374720), (4960, 4320036), (4977, 4305280), (5040, 4251464), (5056, 4238010), (5208, 4114320), (5530, 3874752), (5580, 3840032), (5688, 3767120), (5760, 3720031), (5766, 3716160), (5880, 3644112), (5952, 3600030), (6076, 3526560), (6272, 3416355), (6320, 3390408), (6510, 3291456), (6636, 3228960), (6720, 3188598), (6727, 3185280), (6944, 3085740), (7056, 3036760), (7110, 3013696), (7347, 2916480), (7440, 2880024), (7584, 2825340), (7595, 2821248), (7688, 2787120), (7742, 2767680), (7812, 2742880), (7840, 2733084), (8064, 2657165), (8295, 2583168), (8649, 2477440), (8680, 2468592), (8820, 2429408), (8848, 2421720), (8928, 2400020), (9114, 2351040), (9408, 2277570), (9480, 2260272), (9610, 2229696), (9765, 2194304), (9796, 2187360), (9920, 2160018), (9954, 2152640), (10080, 2125732), (10112, 2119005), (10416, 2057160), (11060, 1937376), (11160, 1920016), (11376, 1883560), (11532, 1858080), (11613, 1845120), (11760, 1822056), (11904, 1800015), (12152, 1763280), (12245, 1749888), (12640, 1695204), (13020, 1645728), (13272, 1614480), (13440, 1594299), (13454, 1592640), (13671, 1567360), (13888, 1542870), (14112, 1518380), (14220, 1506848), (14415, 1486464), (14694, 1458240), (14880, 1440012), (15168, 1412670), (15190, 1410624), (15376, 1393560), (15484, 1383840), (15624, 1371440), (15680, 1366542), (16590, 1291584), (17143, 1249920), (17298, 1238720), (17360, 1234296), (17640, 1214704), (17696, 1210860), (17856, 1200010), (18228, 1175520), (18816, 1138785), (18960, 1130136), (19220, 1114848), (19355, 1107072), (19530, 1097152), (19592, 1093680), (19840, 1080009), (19908, 1076320), (20160, 1062866), (20181, 1061760), (20832, 1028580), (22041, 972160), (22120, 968688), (22320, 960008), (22752, 941780), (22785, 940416), (23064, 929040), (23226, 922560), (23520, 911028), (24304, 881640), (24490, 874944), (24885, 861056), (25280, 847602), (26040, 822864), (26544, 807240), (26908, 796320), (27342, 783680), (27776, 771435), (28224, 759190), (28440, 753424), (28830, 743232), (29388, 729120), (29760, 720006), (30336, 706335), (30380, 705312), (30752, 696780), (30968, 691920), (31248, 685720), (31360, 683271), (33180, 645792), (33635, 637056), (34286, 624960), (34596, 619360), (34720, 617148), (34839, 615040), (35280, 607352), (35392, 605430), (35712, 600005), (36456, 587760), (36735, 583296), (37920, 565068), (38440, 557424), (38710, 553536), (39060, 548576), (39184, 546840), (39816, 538160), (40320, 531433), (40362, 530880), (41664, 514290), (43245, 495488), (44082, 486080), (44240, 484344), (44640, 480004), (45504, 470890), (45570, 470208), (46128, 464520), (46452, 461280), (47040, 455514), (47089, 455040), (48608, 440820), (48980, 437472), (49770, 430528), (50560, 423801), (51429, 416640), (52080, 411432), (53088, 403620), (53816, 398160), (54684, 391840), (56448, 379595), (56880, 376712), (57660, 371616), (58065, 369024), (58776, 364560), (59520, 360003), (60543, 353920), (60760, 352656), (61504, 348390), (61936, 345960), (62496, 342860), (66360, 322896), (67270, 318528), (68355, 313472), (68572, 312480), (69192, 309680), (69440, 308574), (69678, 307520), (70560, 303676), (70784, 302715), (72912, 293880), (73470, 291648), (75840, 282534), (75919, 282240), (76880, 278712), (77420, 276768), (78120, 274288), (78368, 273420), (79632, 269080), (80724, 265440), (83328, 257145), (85715, 249984), (86490, 247744), (88164, 243040), (88480, 242172), (89280, 240002), (91008, 235445), (91140, 235104), (92256, 232260), (92904, 230640), (94080, 227757), (94178, 227520), (97216, 220410), (97960, 218736), (99540, 215264), (100905, 212352), (102858, 208320), (104160, 205716), (106176, 201810), (107632, 199080), (109368, 195920), (110205, 194432), (113760, 188356), (115320, 185808), (116130, 184512), (117552, 182280), (120001, 178560), (121086, 176960), (121520, 176328), (123008, 174195), (123872, 172980), (124992, 171430), (132720, 161448), (134540, 159264), (136710, 156736), (137144, 156240), (138384, 154840), (138880, 154287), (139356, 153760), (141120, 151838), (141267, 151680), (145824, 146940)]