21756271680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17609}}^1$

素因数の和:17659

約数の個数: 448

約数和(自身を含む): 90174470400

約数和(自身を除く): 68418198720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 27, 30, 32, 33, 36, 39, 40, 44, 45, 48, 52, 54, 55, 60, 64, 65, 66, 72, 78, 80, 88, 90, 96, 99, 104, 108, 110, 117, 120, 130, 132, 135, 143, 144, 156, 160, 165, 176, 180, 192, 195, 198, 208, 216, 220, 234, 240, 260, 264, 270, 286, 288, 297, 312, 320, 330, 351, 352, 360, 390, 396, 416, 429, 432, 440, 468, 480, 495, 520, 528, 540, 572, 576, 585, 594, 624, 660, 702, 704, 715, 720, 780, 792, 832, 858, 864, 880, 936, 960, 990, 1040, 1056, 1080, 1144, 1170, 1188, 1248, 1287, 1320, 1404, 1430, 1440, 1485, 1560, 1584, 1716, 1728, 1755, 1760, 1872, 1980, 2080, 2112, 2145, 2160, 2288, 2340, 2376, 2496, 2574, 2640, 2808, 2860, 2880, 2970, 3120, 3168, 3432, 3510, 3520, 3744, 3861, 3960, 4160, 4290, 4320, 4576, 4680, 4752, 5148, 5280, 5616, 5720, 5940, 6240, 6336, 6435, 6864, 7020, 7488, 7722, 7920, 8580, 8640, 9152, 9360, 9504, 10296, 10560, 11232, 11440, 11880, 12480, 12870, 13728, 14040, 15444, 15840, 17160, 17609, 18720, 19008, 19305, 20592, 22464, 22880, 23760, 25740, 27456, 28080, 30888, 31680, 34320, 35218, 37440, 38610, 41184, 45760, 47520, 51480, 52827, 56160, 61776, 68640, 70436, 77220, 82368, 88045, 95040, 102960, 105654, 112320, 123552, 137280, 140872, 154440, 158481, 176090, 193699, 205920, 211308, 228917, 247104, 264135, 281744, 308880, 316962, 352180, 387398, 411840, 422616, 457834, 475443, 528270, 563488, 581097, 617760, 633924, 686751, 704360, 774796, 792405, 845232, 915668, 950886, 968495, 1056540, 1126976, 1144585, 1162194, 1235520, 1267848, 1373502, 1408720, 1549592, 1584810, 1690464, 1743291, 1831336, 1901772, 1936990, 2060253, 2113080, 2289170, 2324388, 2377215, 2518087, 2535696, 2747004, 2817440, 2905485, 3099184, 3169620, 3380928, 3433755, 3486582, 3662672, 3803544, 3873980, 4120506, 4226160, 4578340, 4648776, 4754430, 5036174, 5071392, 5229873, 5494008, 5634880, 5810970, 6180759, 6198368, 6339240, 6867510, 6973164, 7325344, 7554261, 7607088, 7747960, 8241012, 8452320, 8716455, 9156680, 9297552, 9508860, 10072348, 10142784, 10301265, 10459746, 10988016, 11621940, 12361518, 12396736, 12590435, 12678480, 13735020, 13946328, 14650688, 15108522, 15214176, 15495920, 16482024, 16904640, 17432910, 18313360, 18595104, 19017720, 20144696, 20602530, 20919492, 21976032, 22662783, 23243880, 24723036, 25180870, 25356960, 26149365, 27470040, 27892656, 30217044, 30428352, 30903795, 30991840, 32964048, 34865820, 36626720, 37190208, 37771305, 38035440, 40289392, 41205060, 41838984, 43952064, 45325566, 46487760, 49446072, 50361740, 50713920, 52298730, 54940080, 55785312, 60434088, 61807590, 61983680, 65928096, 67988349, 69731640, 73253440, 75542610, 76070880, 80578784, 82410120, 83677968, 90651132, 92975520, 98892144, 100723480, 104597460, 109880160, 111570624, 113313915, 120868176, 123615180, 131856192, 135976698, 139463280, 151085220, 152141760, 161157568, 164820240, 167355936, 181302264, 185951040, 197784288, 201446960, 209194920, 219760320, 226627830, 241736352, 247230360, 271953396, 278926560, 302170440, 329640480, 334711872, 339941745, 362604528, 395568576, 402893920, 418389840, 453255660, 483472704, 494460720, 543906792, 557853120, 604340880, 659280960, 679883490, 725209056, 805787840, 836779680, 906511320, 988921440, 1087813584, 1208681760, 1359766980, 1450418112, 1673559360, 1813022640, 1977842880, 2175627168, 2417363520, 2719533960, 3626045280, 4351254336, 5439067920, 7252090560, 10878135840, 21756271680]

約数ペア:

[(1, 21756271680), (2, 10878135840), (3, 7252090560), (4, 5439067920), (5, 4351254336), (6, 3626045280), (8, 2719533960), (9, 2417363520), (10, 2175627168), (11, 1977842880), (12, 1813022640), (13, 1673559360), (15, 1450418112), (16, 1359766980), (18, 1208681760), (20, 1087813584), (22, 988921440), (24, 906511320), (26, 836779680), (27, 805787840), (30, 725209056), (32, 679883490), (33, 659280960), (36, 604340880), (39, 557853120), (40, 543906792), (44, 494460720), (45, 483472704), (48, 453255660), (52, 418389840), (54, 402893920), (55, 395568576), (60, 362604528), (64, 339941745), (65, 334711872), (66, 329640480), (72, 302170440), (78, 278926560), (80, 271953396), (88, 247230360), (90, 241736352), (96, 226627830), (99, 219760320), (104, 209194920), (108, 201446960), (110, 197784288), (117, 185951040), (120, 181302264), (130, 167355936), (132, 164820240), (135, 161157568), (143, 152141760), (144, 151085220), (156, 139463280), (160, 135976698), (165, 131856192), (176, 123615180), (180, 120868176), (192, 113313915), (195, 111570624), (198, 109880160), (208, 104597460), (216, 100723480), (220, 98892144), (234, 92975520), (240, 90651132), (260, 83677968), (264, 82410120), (270, 80578784), (286, 76070880), (288, 75542610), (297, 73253440), (312, 69731640), (320, 67988349), (330, 65928096), (351, 61983680), (352, 61807590), (360, 60434088), (390, 55785312), (396, 54940080), (416, 52298730), (429, 50713920), (432, 50361740), (440, 49446072), (468, 46487760), (480, 45325566), (495, 43952064), (520, 41838984), (528, 41205060), (540, 40289392), (572, 38035440), (576, 37771305), (585, 37190208), (594, 36626720), (624, 34865820), (660, 32964048), (702, 30991840), (704, 30903795), (715, 30428352), (720, 30217044), (780, 27892656), (792, 27470040), (832, 26149365), (858, 25356960), (864, 25180870), (880, 24723036), (936, 23243880), (960, 22662783), (990, 21976032), (1040, 20919492), (1056, 20602530), (1080, 20144696), (1144, 19017720), (1170, 18595104), (1188, 18313360), (1248, 17432910), (1287, 16904640), (1320, 16482024), (1404, 15495920), (1430, 15214176), (1440, 15108522), (1485, 14650688), (1560, 13946328), (1584, 13735020), (1716, 12678480), (1728, 12590435), (1755, 12396736), (1760, 12361518), (1872, 11621940), (1980, 10988016), (2080, 10459746), (2112, 10301265), (2145, 10142784), (2160, 10072348), (2288, 9508860), (2340, 9297552), (2376, 9156680), (2496, 8716455), (2574, 8452320), (2640, 8241012), (2808, 7747960), (2860, 7607088), (2880, 7554261), (2970, 7325344), (3120, 6973164), (3168, 6867510), (3432, 6339240), (3510, 6198368), (3520, 6180759), (3744, 5810970), (3861, 5634880), (3960, 5494008), (4160, 5229873), (4290, 5071392), (4320, 5036174), (4576, 4754430), (4680, 4648776), (4752, 4578340), (5148, 4226160), (5280, 4120506), (5616, 3873980), (5720, 3803544), (5940, 3662672), (6240, 3486582), (6336, 3433755), (6435, 3380928), (6864, 3169620), (7020, 3099184), (7488, 2905485), (7722, 2817440), (7920, 2747004), (8580, 2535696), (8640, 2518087), (9152, 2377215), (9360, 2324388), (9504, 2289170), (10296, 2113080), (10560, 2060253), (11232, 1936990), (11440, 1901772), (11880, 1831336), (12480, 1743291), (12870, 1690464), (13728, 1584810), (14040, 1549592), (15444, 1408720), (15840, 1373502), (17160, 1267848), (17609, 1235520), (18720, 1162194), (19008, 1144585), (19305, 1126976), (20592, 1056540), (22464, 968495), (22880, 950886), (23760, 915668), (25740, 845232), (27456, 792405), (28080, 774796), (30888, 704360), (31680, 686751), (34320, 633924), (35218, 617760), (37440, 581097), (38610, 563488), (41184, 528270), (45760, 475443), (47520, 457834), (51480, 422616), (52827, 411840), (56160, 387398), (61776, 352180), (68640, 316962), (70436, 308880), (77220, 281744), (82368, 264135), (88045, 247104), (95040, 228917), (102960, 211308), (105654, 205920), (112320, 193699), (123552, 176090), (137280, 158481), (140872, 154440)]