20502906480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{467}}^1$

素因数の和:805

約数の個数: 480

約数和(自身を含む): 81694199808

約数和(自身を除く): 61191293328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 281, 310, 315, 336, 360, 372, 420, 434, 465, 467, 496, 504, 558, 560, 562, 620, 630, 651, 720, 744, 840, 843, 868, 930, 934, 1008, 1085, 1116, 1124, 1240, 1260, 1302, 1395, 1401, 1405, 1488, 1680, 1686, 1736, 1860, 1868, 1953, 1967, 2170, 2232, 2248, 2335, 2480, 2520, 2529, 2604, 2790, 2802, 2810, 3255, 3269, 3372, 3472, 3720, 3736, 3906, 3934, 4203, 4215, 4340, 4464, 4496, 4670, 5040, 5058, 5208, 5580, 5604, 5620, 5901, 6510, 6538, 6744, 7005, 7440, 7472, 7812, 7868, 8406, 8430, 8680, 8711, 9340, 9765, 9807, 9835, 10116, 10416, 11160, 11208, 11240, 11802, 12645, 13020, 13076, 13488, 14010, 14477, 15624, 15736, 16345, 16812, 16860, 17360, 17422, 17703, 18680, 19530, 19614, 19670, 20232, 21015, 22320, 22416, 22480, 23604, 25290, 26040, 26133, 26152, 28020, 28954, 29421, 29505, 31248, 31472, 32690, 33624, 33720, 34844, 35406, 37360, 39060, 39228, 39340, 40464, 42030, 43431, 43555, 47208, 49035, 50580, 52080, 52266, 52304, 56040, 57908, 58842, 59010, 60977, 65380, 67248, 67440, 69688, 70812, 72385, 78120, 78399, 78456, 78680, 84060, 86862, 87110, 88515, 94416, 98070, 101160, 101339, 104532, 112080, 115816, 117684, 118020, 121954, 130293, 130665, 130760, 131227, 139376, 141624, 144770, 147105, 156240, 156798, 156912, 157360, 168120, 173724, 174220, 177030, 182931, 196140, 202320, 202678, 209064, 217155, 231632, 235368, 236040, 243908, 260586, 261330, 261520, 262454, 283248, 289540, 294210, 304017, 304885, 313596, 336240, 347448, 348440, 354060, 365862, 391995, 392280, 393681, 405356, 418128, 434310, 470736, 472080, 487816, 506695, 521172, 522660, 524908, 548793, 579080, 588420, 608034, 609770, 627192, 651465, 656135, 694896, 696880, 708120, 731724, 783990, 784560, 787362, 810712, 868620, 912051, 914655, 918589, 975632, 1013390, 1042344, 1045320, 1049816, 1097586, 1158160, 1176840, 1181043, 1216068, 1219540, 1254384, 1302930, 1312270, 1416240, 1463448, 1520085, 1567980, 1574724, 1621424, 1737240, 1824102, 1829310, 1837178, 1968405, 2026780, 2084688, 2090640, 2099632, 2195172, 2353680, 2362086, 2432136, 2439080, 2605860, 2624540, 2743965, 2755767, 2926896, 3040170, 3135960, 3149448, 3474480, 3648204, 3658620, 3674356, 3936810, 4053560, 4068037, 4390344, 4560255, 4592945, 4724172, 4864272, 4878160, 5211720, 5249080, 5487930, 5511534, 5905215, 6080340, 6271920, 6298896, 7296408, 7317240, 7348712, 7873620, 8107120, 8136074, 8267301, 8780688, 9120510, 9185890, 9448344, 10423440, 10498160, 10975860, 11023068, 11810430, 12160680, 12204111, 13778835, 14592816, 14634480, 14697424, 15747240, 16272148, 16534602, 18241020, 18371780, 18896688, 20340185, 21951720, 22046136, 23620860, 24321360, 24408222, 27557670, 28476259, 31494480, 32544296, 33069204, 36482040, 36612333, 36743560, 40680370, 41336505, 43903440, 44092272, 47241720, 48816444, 55115340, 56952518, 61020555, 65088592, 66138408, 72964080, 73224666, 73487120, 81360740, 82673010, 85428777, 94483440, 97632888, 110230680, 113905036, 122041110, 132276816, 142381295, 146449332, 162721480, 165346020, 170857554, 183061665, 195265776, 220461360, 227810072, 244082220, 256286331, 284762590, 292898664, 325442960, 330692040, 341715108, 366123330, 427143885, 455620144, 488164440, 512572662, 569525180, 585797328, 661384080, 683430216, 732246660, 854287770, 976328880, 1025145324, 1139050360, 1281431655, 1366860432, 1464493320, 1708575540, 2050290648, 2278100720, 2562863310, 2928986640, 3417151080, 4100581296, 5125726620, 6834302160, 10251453240, 20502906480]

約数ペア:

[(1, 20502906480), (2, 10251453240), (3, 6834302160), (4, 5125726620), (5, 4100581296), (6, 3417151080), (7, 2928986640), (8, 2562863310), (9, 2278100720), (10, 2050290648), (12, 1708575540), (14, 1464493320), (15, 1366860432), (16, 1281431655), (18, 1139050360), (20, 1025145324), (21, 976328880), (24, 854287770), (28, 732246660), (30, 683430216), (31, 661384080), (35, 585797328), (36, 569525180), (40, 512572662), (42, 488164440), (45, 455620144), (48, 427143885), (56, 366123330), (60, 341715108), (62, 330692040), (63, 325442960), (70, 292898664), (72, 284762590), (80, 256286331), (84, 244082220), (90, 227810072), (93, 220461360), (105, 195265776), (112, 183061665), (120, 170857554), (124, 165346020), (126, 162721480), (140, 146449332), (144, 142381295), (155, 132276816), (168, 122041110), (180, 113905036), (186, 110230680), (210, 97632888), (217, 94483440), (240, 85428777), (248, 82673010), (252, 81360740), (279, 73487120), (280, 73224666), (281, 72964080), (310, 66138408), (315, 65088592), (336, 61020555), (360, 56952518), (372, 55115340), (420, 48816444), (434, 47241720), (465, 44092272), (467, 43903440), (496, 41336505), (504, 40680370), (558, 36743560), (560, 36612333), (562, 36482040), (620, 33069204), (630, 32544296), (651, 31494480), (720, 28476259), (744, 27557670), (840, 24408222), (843, 24321360), (868, 23620860), (930, 22046136), (934, 21951720), (1008, 20340185), (1085, 18896688), (1116, 18371780), (1124, 18241020), (1240, 16534602), (1260, 16272148), (1302, 15747240), (1395, 14697424), (1401, 14634480), (1405, 14592816), (1488, 13778835), (1680, 12204111), (1686, 12160680), (1736, 11810430), (1860, 11023068), (1868, 10975860), (1953, 10498160), (1967, 10423440), (2170, 9448344), (2232, 9185890), (2248, 9120510), (2335, 8780688), (2480, 8267301), (2520, 8136074), (2529, 8107120), (2604, 7873620), (2790, 7348712), (2802, 7317240), (2810, 7296408), (3255, 6298896), (3269, 6271920), (3372, 6080340), (3472, 5905215), (3720, 5511534), (3736, 5487930), (3906, 5249080), (3934, 5211720), (4203, 4878160), (4215, 4864272), (4340, 4724172), (4464, 4592945), (4496, 4560255), (4670, 4390344), (5040, 4068037), (5058, 4053560), (5208, 3936810), (5580, 3674356), (5604, 3658620), (5620, 3648204), (5901, 3474480), (6510, 3149448), (6538, 3135960), (6744, 3040170), (7005, 2926896), (7440, 2755767), (7472, 2743965), (7812, 2624540), (7868, 2605860), (8406, 2439080), (8430, 2432136), (8680, 2362086), (8711, 2353680), (9340, 2195172), (9765, 2099632), (9807, 2090640), (9835, 2084688), (10116, 2026780), (10416, 1968405), (11160, 1837178), (11208, 1829310), (11240, 1824102), (11802, 1737240), (12645, 1621424), (13020, 1574724), (13076, 1567980), (13488, 1520085), (14010, 1463448), (14477, 1416240), (15624, 1312270), (15736, 1302930), (16345, 1254384), (16812, 1219540), (16860, 1216068), (17360, 1181043), (17422, 1176840), (17703, 1158160), (18680, 1097586), (19530, 1049816), (19614, 1045320), (19670, 1042344), (20232, 1013390), (21015, 975632), (22320, 918589), (22416, 914655), (22480, 912051), (23604, 868620), (25290, 810712), (26040, 787362), (26133, 784560), (26152, 783990), (28020, 731724), (28954, 708120), (29421, 696880), (29505, 694896), (31248, 656135), (31472, 651465), (32690, 627192), (33624, 609770), (33720, 608034), (34844, 588420), (35406, 579080), (37360, 548793), (39060, 524908), (39228, 522660), (39340, 521172), (40464, 506695), (42030, 487816), (43431, 472080), (43555, 470736), (47208, 434310), (49035, 418128), (50580, 405356), (52080, 393681), (52266, 392280), (52304, 391995), (56040, 365862), (57908, 354060), (58842, 348440), (59010, 347448), (60977, 336240), (65380, 313596), (67248, 304885), (67440, 304017), (69688, 294210), (70812, 289540), (72385, 283248), (78120, 262454), (78399, 261520), (78456, 261330), (78680, 260586), (84060, 243908), (86862, 236040), (87110, 235368), (88515, 231632), (94416, 217155), (98070, 209064), (101160, 202678), (101339, 202320), (104532, 196140), (112080, 182931), (115816, 177030), (117684, 174220), (118020, 173724), (121954, 168120), (130293, 157360), (130665, 156912), (130760, 156798), (131227, 156240), (139376, 147105), (141624, 144770)]