18780806880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 1152

約数和(自身を含む): 79794892800

約数和(自身を除く): 61014085920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 27, 30, 31, 32, 33, 36, 38, 40, 44, 45, 48, 54, 55, 57, 60, 61, 62, 66, 72, 76, 80, 88, 90, 93, 95, 96, 99, 108, 110, 114, 120, 121, 122, 124, 132, 135, 144, 152, 155, 160, 165, 171, 176, 180, 183, 186, 190, 198, 209, 216, 220, 228, 240, 242, 244, 248, 264, 270, 279, 285, 288, 297, 304, 305, 310, 330, 341, 342, 352, 360, 363, 366, 372, 380, 396, 418, 432, 440, 456, 465, 480, 484, 488, 495, 496, 513, 528, 540, 549, 558, 570, 589, 594, 605, 608, 610, 620, 627, 660, 671, 682, 684, 720, 726, 732, 744, 760, 792, 836, 837, 855, 864, 880, 912, 915, 930, 968, 976, 990, 992, 1023, 1026, 1045, 1056, 1080, 1089, 1098, 1116, 1140, 1159, 1178, 1188, 1210, 1220, 1240, 1254, 1320, 1342, 1364, 1368, 1395, 1440, 1452, 1464, 1485, 1488, 1520, 1584, 1647, 1672, 1674, 1705, 1710, 1760, 1767, 1815, 1824, 1830, 1860, 1881, 1891, 1936, 1952, 1980, 2013, 2046, 2052, 2090, 2160, 2178, 2196, 2232, 2280, 2299, 2318, 2356, 2376, 2420, 2440, 2480, 2508, 2565, 2640, 2684, 2728, 2736, 2745, 2790, 2904, 2928, 2945, 2970, 2976, 3040, 3069, 3135, 3168, 3267, 3294, 3344, 3348, 3355, 3410, 3420, 3477, 3534, 3630, 3660, 3720, 3751, 3762, 3782, 3872, 3960, 4026, 4092, 4104, 4180, 4185, 4320, 4356, 4392, 4464, 4560, 4598, 4636, 4712, 4752, 4840, 4880, 4960, 5016, 5115, 5130, 5280, 5301, 5368, 5445, 5456, 5472, 5490, 5580, 5643, 5673, 5795, 5808, 5856, 5890, 5940, 6039, 6138, 6270, 6479, 6534, 6588, 6688, 6696, 6710, 6820, 6840, 6897, 6954, 7068, 7260, 7320, 7381, 7440, 7502, 7524, 7564, 7920, 8052, 8184, 8208, 8235, 8360, 8370, 8712, 8784, 8835, 8928, 9120, 9196, 9207, 9272, 9405, 9424, 9455, 9504, 9680, 9760, 10032, 10065, 10230, 10260, 10431, 10602, 10736, 10890, 10912, 10980, 11160, 11253, 11286, 11346, 11495, 11590, 11616, 11780, 11880, 12078, 12276, 12540, 12749, 12958, 13068, 13176, 13392, 13420, 13640, 13680, 13794, 13908, 14136, 14520, 14640, 14762, 14880, 15004, 15048, 15128, 15345, 15840, 15903, 16104, 16335, 16368, 16416, 16470, 16720, 16740, 17019, 17385, 17424, 17568, 17670, 18117, 18392, 18414, 18544, 18755, 18810, 18848, 18910, 19360, 19437, 20064, 20130, 20460, 20520, 20691, 20801, 20862, 21204, 21472, 21780, 21960, 22143, 22320, 22506, 22572, 22692, 22990, 23180, 23560, 23760, 24156, 24552, 25080, 25498, 25916, 26136, 26352, 26505, 26784, 26840, 27280, 27360, 27588, 27816, 28215, 28272, 28365, 29040, 29280, 29524, 30008, 30096, 30195, 30256, 30690, 31293, 31806, 32208, 32395, 32670, 32736, 32940, 33440, 33480, 33759, 34038, 34485, 34770, 34848, 35340, 35929, 36234, 36784, 36828, 36905, 37088, 37510, 37620, 37820, 38247, 38874, 40260, 40920, 41040, 41382, 41602, 41724, 42408, 43560, 43920, 44286, 44640, 45012, 45144, 45384, 45980, 46035, 46360, 47120, 47520, 48312, 49104, 50160, 50996, 51057, 51832, 52155, 52272, 52704, 53010, 53680, 54560, 55176, 55632, 56265, 56430, 56544, 56730, 58080, 58311, 59048, 60016, 60192, 60390, 60512, 61380, 62073, 62403, 62586, 63612, 63745, 64416, 64790, 65340, 65880, 66429, 66960, 67518, 68076, 68970, 69540, 70680, 71269, 71858, 72468, 73568, 73656, 73810, 75020, 75240, 75640, 76494, 77748, 79515, 80520, 81840, 82080, 82764, 83204, 83448, 84816, 85095, 87120, 87840, 88572, 90024, 90288, 90585, 90768, 91960, 92070, 92720, 94240, 96624, 97185, 98208, 100320, 101277, 101992, 102114, 103455, 103664, 104005, 104310, 104544, 106020, 107360, 107787, 110352, 110715, 111264, 112530, 112860, 113460, 114741, 116622, 118096, 120032, 120780, 122760, 124146, 124806, 125172, 127224, 127490, 129580, 130680, 131760, 132858, 133920, 135036, 136152, 137940, 139080, 140239, 141360, 142538, 143716, 144936, 147312, 147620, 150040, 150480, 151280, 152988, 155496, 156465, 159030, 161040, 163680, 165528, 166408, 166896, 168795, 169632, 170190, 174240, 174933, 177144, 179645, 180048, 180576, 181170, 181536, 183920, 184140, 185440, 187209, 191235, 193248, 194370, 199287, 202554, 203984, 204228, 206910, 207328, 208010, 208620, 212040, 213807, 215574, 220704, 221430, 225060, 225720, 226920, 228811, 229482, 233244, 236192, 241560, 245520, 248292, 249612, 250344, 254448, 254980, 255285, 259160, 261360, 263520, 265716, 270072, 272304, 275880, 278160, 280478, 282720, 285076, 287432, 289872, 291555, 294624, 295240, 300080, 300960, 302560, 305976, 310365, 310992, 312015, 312930, 318060, 322080, 323361, 331056, 332145, 332816, 333792, 337590, 340380, 344223, 349866, 354288, 356345, 359290, 360096, 362340, 367840, 368280, 374418, 382470, 388740, 395219, 398574, 405108, 407968, 408456, 413820, 416020, 417240, 420717, 424080, 427614, 431148, 442860, 450120, 451440, 453840, 457622, 458964, 466488, 483120, 491040, 496584, 499224, 500688, 506385, 508896, 509960, 510570, 518320, 522720, 531432, 538935, 540144, 544608, 551760, 556320, 560956, 561627, 570152, 573705, 574864, 579744, 583110, 590480, 600160, 611952, 620730, 621984, 624030, 625860, 636120, 641421, 646722, 662112, 664290, 665632, 675180, 680760, 686433, 688446, 699732, 701195, 708576, 712690, 718580, 724680, 736560, 748836, 764940, 777480, 790438, 797148, 810216, 816912, 827640, 832040, 834480, 841434, 848160, 855228, 862296, 874665, 885720, 900240, 902880, 907680, 915244, 917928, 932976, 936045, 966240, 970083, 993168, 996435, 998448, 1001376, 1012770, 1019920, 1021140, 1036640, 1062864, 1069035, 1077870, 1080288, 1103520, 1121912, 1123254, 1140304, 1144055, 1147410, 1149728, 1166220, 1180960, 1185657, 1223904, 1241460, 1248060, 1251720, 1262151, 1272240, 1282842, 1293444, 1328580, 1350360, 1361520, 1372866, 1376892, 1399464, 1402390, 1425380, 1437160, 1449360, 1473120, 1497672, 1529880, 1554960, 1580876, 1594296, 1616805, 1620432, 1633824, 1655280, 1664080, 1668960, 1682868, 1710456, 1721115, 1724592, 1749330, 1771440, 1800480, 1830488, 1835856, 1865952, 1872090, 1924263, 1940166, 1976095, 1986336, 1992870, 1996896, 2025540, 2039840, 2042280, 2059299, 2103585, 2125728, 2138070, 2155740, 2243824, 2246508, 2280608, 2288110, 2294820, 2332440, 2371314, 2482920, 2496120, 2503440, 2524302, 2544480, 2565684, 2586888, 2657160, 2700720, 2723040, 2745732, 2753784, 2798928, 2804780, 2808135, 2850760, 2874320, 2898720, 2995344, 3059760, 3109920, 3161752, 3188592, 3207105, 3233610, 3240864, 3310560, 3328160, 3365736, 3420912, 3432165, 3442230, 3449184, 3498660, 3542880, 3556971, 3660976, 3671712, 3744180, 3786453, 3848526, 3880332, 3952190, 3985740, 4051080, 4084560, 4118598, 4207170, 4276140, 4311480, 4347409, 4487648, 4493016, 4576220, 4589640, 4664880, 4742628, 4850415, 4965840, 4992240, 5006880, 5048604, 5131368, 5173776, 5314320, 5401440, 5491464, 5507568, 5597856, 5609560, 5616270, 5701520, 5748640, 5928285, 5990688, 6119520, 6177897, 6310755, 6323504, 6377184, 6414210, 6467220, 6731472, 6841824, 6864330, 6884460, 6997320, 7113942, 7321952, 7488360, 7572906, 7697052, 7760664, 7904380, 7971480, 8102160, 8169120, 8237196, 8414340, 8552280, 8622960, 8694818, 8986032, 9152440, 9179280, 9329760, 9485256, 9621315, 9700830, 9931680, 9984480, 10097208, 10262736, 10296495, 10347552, 10628640, 10670913, 10982928, 11015136, 11219120, 11232540, 11403040, 11856570, 12355794, 12621510, 12647008, 12828420, 12934440, 13042227, 13462944, 13728660, 13768920, 13994640, 14227884, 14976720, 15145812, 15394104, 15521328, 15808760, 15942960, 16204320, 16474392, 16828680, 17104560, 17245920, 17389636, 17784855, 17972064, 18304880, 18358560, 18932265, 18970512, 19242630, 19401660, 20194416, 20525472, 20592990, 21341826, 21737045, 21965856, 22438240, 22465080, 23713140, 24711588, 25243020, 25656840, 25868880, 26084454, 27457320, 27537840, 27989280, 28455768, 29953440, 30291624, 30788208, 30889485, 31042656, 31617520, 31885920, 32948784, 33657360, 34209120, 34779272, 35569710, 36609760, 37864530, 37941024, 38485260, 38803320, 39126681, 40388832, 41185980, 42683652, 43474090, 44930160, 47426280, 49423176, 50486040, 51313680, 51737760, 52168908, 53354565, 54914640, 55075680, 56911536, 60583248, 61576416, 61778970, 63235040, 65211135, 65897568, 67314720, 69558544, 71139420, 75729060, 76970520, 77606640, 78253362, 82371960, 85367304, 86948180, 89860320, 94852560, 98846352, 100972080, 102627360, 104337816, 106709130, 109829280, 113823072, 117380043, 121166496, 123557940, 130422270, 139117088, 142278840, 151458120, 153941040, 155213280, 156506724, 164743920, 170734608, 173896360, 189705120, 195633405, 197692704, 201944160, 208675632, 213418260, 234760086, 247115880, 260844540, 284557680, 302916240, 307882080, 313013448, 329487840, 341469216, 347792720, 391266810, 417351264, 426836520, 469520172, 494231760, 521689080, 569115360, 586900215, 605832480, 626026896, 695585440, 782533620, 853673040, 939040344, 988463520, 1043378160, 1173800430, 1252053792, 1565067240, 1707346080, 1878080688, 2086756320, 2347600860, 3130134480, 3756161376, 4695201720, 6260268960, 9390403440, 18780806880]

約数ペア:

[(1, 18780806880), (2, 9390403440), (3, 6260268960), (4, 4695201720), (5, 3756161376), (6, 3130134480), (8, 2347600860), (9, 2086756320), (10, 1878080688), (11, 1707346080), (12, 1565067240), (15, 1252053792), (16, 1173800430), (18, 1043378160), (19, 988463520), (20, 939040344), (22, 853673040), (24, 782533620), (27, 695585440), (30, 626026896), (31, 605832480), (32, 586900215), (33, 569115360), (36, 521689080), (38, 494231760), (40, 469520172), (44, 426836520), (45, 417351264), (48, 391266810), (54, 347792720), (55, 341469216), (57, 329487840), (60, 313013448), (61, 307882080), (62, 302916240), (66, 284557680), (72, 260844540), (76, 247115880), (80, 234760086), (88, 213418260), (90, 208675632), (93, 201944160), (95, 197692704), (96, 195633405), (99, 189705120), (108, 173896360), (110, 170734608), (114, 164743920), (120, 156506724), (121, 155213280), (122, 153941040), (124, 151458120), (132, 142278840), (135, 139117088), (144, 130422270), (152, 123557940), (155, 121166496), (160, 117380043), (165, 113823072), (171, 109829280), (176, 106709130), (180, 104337816), (183, 102627360), (186, 100972080), (190, 98846352), (198, 94852560), (209, 89860320), (216, 86948180), (220, 85367304), (228, 82371960), (240, 78253362), (242, 77606640), (244, 76970520), (248, 75729060), (264, 71139420), (270, 69558544), (279, 67314720), (285, 65897568), (288, 65211135), (297, 63235040), (304, 61778970), (305, 61576416), (310, 60583248), (330, 56911536), (341, 55075680), (342, 54914640), (352, 53354565), (360, 52168908), (363, 51737760), (366, 51313680), (372, 50486040), (380, 49423176), (396, 47426280), (418, 44930160), (432, 43474090), (440, 42683652), (456, 41185980), (465, 40388832), (480, 39126681), (484, 38803320), (488, 38485260), (495, 37941024), (496, 37864530), (513, 36609760), (528, 35569710), (540, 34779272), (549, 34209120), (558, 33657360), (570, 32948784), (589, 31885920), (594, 31617520), (605, 31042656), (608, 30889485), (610, 30788208), (620, 30291624), (627, 29953440), (660, 28455768), (671, 27989280), (682, 27537840), (684, 27457320), (720, 26084454), (726, 25868880), (732, 25656840), (744, 25243020), (760, 24711588), (792, 23713140), (836, 22465080), (837, 22438240), (855, 21965856), (864, 21737045), (880, 21341826), (912, 20592990), (915, 20525472), (930, 20194416), (968, 19401660), (976, 19242630), (990, 18970512), (992, 18932265), (1023, 18358560), (1026, 18304880), (1045, 17972064), (1056, 17784855), (1080, 17389636), (1089, 17245920), (1098, 17104560), (1116, 16828680), (1140, 16474392), (1159, 16204320), (1178, 15942960), (1188, 15808760), (1210, 15521328), (1220, 15394104), (1240, 15145812), (1254, 14976720), (1320, 14227884), (1342, 13994640), (1364, 13768920), (1368, 13728660), (1395, 13462944), (1440, 13042227), (1452, 12934440), (1464, 12828420), (1485, 12647008), (1488, 12621510), (1520, 12355794), (1584, 11856570), (1647, 11403040), (1672, 11232540), (1674, 11219120), (1705, 11015136), (1710, 10982928), (1760, 10670913), (1767, 10628640), (1815, 10347552), (1824, 10296495), (1830, 10262736), (1860, 10097208), (1881, 9984480), (1891, 9931680), (1936, 9700830), (1952, 9621315), (1980, 9485256), (2013, 9329760), (2046, 9179280), (2052, 9152440), (2090, 8986032), (2160, 8694818), (2178, 8622960), (2196, 8552280), (2232, 8414340), (2280, 8237196), (2299, 8169120), (2318, 8102160), (2356, 7971480), (2376, 7904380), (2420, 7760664), (2440, 7697052), (2480, 7572906), (2508, 7488360), (2565, 7321952), (2640, 7113942), (2684, 6997320), (2728, 6884460), (2736, 6864330), (2745, 6841824), (2790, 6731472), (2904, 6467220), (2928, 6414210), (2945, 6377184), (2970, 6323504), (2976, 6310755), (3040, 6177897), (3069, 6119520), (3135, 5990688), (3168, 5928285), (3267, 5748640), (3294, 5701520), (3344, 5616270), (3348, 5609560), (3355, 5597856), (3410, 5507568), (3420, 5491464), (3477, 5401440), (3534, 5314320), (3630, 5173776), (3660, 5131368), (3720, 5048604), (3751, 5006880), (3762, 4992240), (3782, 4965840), (3872, 4850415), (3960, 4742628), (4026, 4664880), (4092, 4589640), (4104, 4576220), (4180, 4493016), (4185, 4487648), (4320, 4347409), (4356, 4311480), (4392, 4276140), (4464, 4207170), (4560, 4118598), (4598, 4084560), (4636, 4051080), (4712, 3985740), (4752, 3952190), (4840, 3880332), (4880, 3848526), (4960, 3786453), (5016, 3744180), (5115, 3671712), (5130, 3660976), (5280, 3556971), (5301, 3542880), (5368, 3498660), (5445, 3449184), (5456, 3442230), (5472, 3432165), (5490, 3420912), (5580, 3365736), (5643, 3328160), (5673, 3310560), (5795, 3240864), (5808, 3233610), (5856, 3207105), (5890, 3188592), (5940, 3161752), (6039, 3109920), (6138, 3059760), (6270, 2995344), (6479, 2898720), (6534, 2874320), (6588, 2850760), (6688, 2808135), (6696, 2804780), (6710, 2798928), (6820, 2753784), (6840, 2745732), (6897, 2723040), (6954, 2700720), (7068, 2657160), (7260, 2586888), (7320, 2565684), (7381, 2544480), (7440, 2524302), (7502, 2503440), (7524, 2496120), (7564, 2482920), (7920, 2371314), (8052, 2332440), (8184, 2294820), (8208, 2288110), (8235, 2280608), (8360, 2246508), (8370, 2243824), (8712, 2155740), (8784, 2138070), (8835, 2125728), (8928, 2103585), (9120, 2059299), (9196, 2042280), (9207, 2039840), (9272, 2025540), (9405, 1996896), (9424, 1992870), (9455, 1986336), (9504, 1976095), (9680, 1940166), (9760, 1924263), (10032, 1872090), (10065, 1865952), (10230, 1835856), (10260, 1830488), (10431, 1800480), (10602, 1771440), (10736, 1749330), (10890, 1724592), (10912, 1721115), (10980, 1710456), (11160, 1682868), (11253, 1668960), (11286, 1664080), (11346, 1655280), (11495, 1633824), (11590, 1620432), (11616, 1616805), (11780, 1594296), (11880, 1580876), (12078, 1554960), (12276, 1529880), (12540, 1497672), (12749, 1473120), (12958, 1449360), (13068, 1437160), (13176, 1425380), (13392, 1402390), (13420, 1399464), (13640, 1376892), (13680, 1372866), (13794, 1361520), (13908, 1350360), (14136, 1328580), (14520, 1293444), (14640, 1282842), (14762, 1272240), (14880, 1262151), (15004, 1251720), (15048, 1248060), (15128, 1241460), (15345, 1223904), (15840, 1185657), (15903, 1180960), (16104, 1166220), (16335, 1149728), (16368, 1147410), (16416, 1144055), (16470, 1140304), (16720, 1123254), (16740, 1121912), (17019, 1103520), (17385, 1080288), (17424, 1077870), (17568, 1069035), (17670, 1062864), (18117, 1036640), (18392, 1021140), (18414, 1019920), (18544, 1012770), (18755, 1001376), (18810, 998448), (18848, 996435), (18910, 993168), (19360, 970083), (19437, 966240), (20064, 936045), (20130, 932976), (20460, 917928), (20520, 915244), (20691, 907680), (20801, 902880), (20862, 900240), (21204, 885720), (21472, 874665), (21780, 862296), (21960, 855228), (22143, 848160), (22320, 841434), (22506, 834480), (22572, 832040), (22692, 827640), (22990, 816912), (23180, 810216), (23560, 797148), (23760, 790438), (24156, 777480), (24552, 764940), (25080, 748836), (25498, 736560), (25916, 724680), (26136, 718580), (26352, 712690), (26505, 708576), (26784, 701195), (26840, 699732), (27280, 688446), (27360, 686433), (27588, 680760), (27816, 675180), (28215, 665632), (28272, 664290), (28365, 662112), (29040, 646722), (29280, 641421), (29524, 636120), (30008, 625860), (30096, 624030), (30195, 621984), (30256, 620730), (30690, 611952), (31293, 600160), (31806, 590480), (32208, 583110), (32395, 579744), (32670, 574864), (32736, 573705), (32940, 570152), (33440, 561627), (33480, 560956), (33759, 556320), (34038, 551760), (34485, 544608), (34770, 540144), (34848, 538935), (35340, 531432), (35929, 522720), (36234, 518320), (36784, 510570), (36828, 509960), (36905, 508896), (37088, 506385), (37510, 500688), (37620, 499224), (37820, 496584), (38247, 491040), (38874, 483120), (40260, 466488), (40920, 458964), (41040, 457622), (41382, 453840), (41602, 451440), (41724, 450120), (42408, 442860), (43560, 431148), (43920, 427614), (44286, 424080), (44640, 420717), (45012, 417240), (45144, 416020), (45384, 413820), (45980, 408456), (46035, 407968), (46360, 405108), (47120, 398574), (47520, 395219), (48312, 388740), (49104, 382470), (50160, 374418), (50996, 368280), (51057, 367840), (51832, 362340), (52155, 360096), (52272, 359290), (52704, 356345), (53010, 354288), (53680, 349866), (54560, 344223), (55176, 340380), (55632, 337590), (56265, 333792), (56430, 332816), (56544, 332145), (56730, 331056), (58080, 323361), (58311, 322080), (59048, 318060), (60016, 312930), (60192, 312015), (60390, 310992), (60512, 310365), (61380, 305976), (62073, 302560), (62403, 300960), (62586, 300080), (63612, 295240), (63745, 294624), (64416, 291555), (64790, 289872), (65340, 287432), (65880, 285076), (66429, 282720), (66960, 280478), (67518, 278160), (68076, 275880), (68970, 272304), (69540, 270072), (70680, 265716), (71269, 263520), (71858, 261360), (72468, 259160), (73568, 255285), (73656, 254980), (73810, 254448), (75020, 250344), (75240, 249612), (75640, 248292), (76494, 245520), (77748, 241560), (79515, 236192), (80520, 233244), (81840, 229482), (82080, 228811), (82764, 226920), (83204, 225720), (83448, 225060), (84816, 221430), (85095, 220704), (87120, 215574), (87840, 213807), (88572, 212040), (90024, 208620), (90288, 208010), (90585, 207328), (90768, 206910), (91960, 204228), (92070, 203984), (92720, 202554), (94240, 199287), (96624, 194370), (97185, 193248), (98208, 191235), (100320, 187209), (101277, 185440), (101992, 184140), (102114, 183920), (103455, 181536), (103664, 181170), (104005, 180576), (104310, 180048), (104544, 179645), (106020, 177144), (107360, 174933), (107787, 174240), (110352, 170190), (110715, 169632), (111264, 168795), (112530, 166896), (112860, 166408), (113460, 165528), (114741, 163680), (116622, 161040), (118096, 159030), (120032, 156465), (120780, 155496), (122760, 152988), (124146, 151280), (124806, 150480), (125172, 150040), (127224, 147620), (127490, 147312), (129580, 144936), (130680, 143716), (131760, 142538), (132858, 141360), (133920, 140239), (135036, 139080), (136152, 137940)]