20991912480

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5737}}^1$

素因数の和:5790

約数の個数: 576

約数和(自身を含む): 92311107840

約数和(自身を除く): 71319195360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 121, 126, 132, 135, 140, 144, 154, 160, 165, 168, 176, 180, 189, 198, 210, 216, 220, 224, 231, 240, 242, 252, 264, 270, 280, 288, 297, 308, 315, 330, 336, 352, 360, 363, 378, 385, 396, 420, 432, 440, 462, 480, 484, 495, 504, 528, 540, 560, 594, 605, 616, 630, 660, 672, 693, 720, 726, 756, 770, 792, 840, 847, 864, 880, 924, 945, 968, 990, 1008, 1056, 1080, 1089, 1120, 1155, 1188, 1210, 1232, 1260, 1320, 1386, 1440, 1452, 1485, 1512, 1540, 1584, 1680, 1694, 1760, 1815, 1848, 1890, 1936, 1980, 2016, 2079, 2160, 2178, 2310, 2376, 2420, 2464, 2520, 2541, 2640, 2772, 2904, 2970, 3024, 3080, 3168, 3267, 3360, 3388, 3465, 3630, 3696, 3780, 3872, 3960, 4158, 4235, 4320, 4356, 4620, 4752, 4840, 5040, 5082, 5280, 5445, 5544, 5737, 5808, 5940, 6048, 6160, 6534, 6776, 6930, 7260, 7392, 7560, 7623, 7920, 8316, 8470, 8712, 9240, 9504, 9680, 10080, 10164, 10395, 10890, 11088, 11474, 11616, 11880, 12320, 12705, 13068, 13552, 13860, 14520, 15120, 15246, 15840, 16335, 16632, 16940, 17211, 17424, 18480, 19360, 20328, 20790, 21780, 22176, 22869, 22948, 23760, 25410, 26136, 27104, 27720, 28685, 29040, 30240, 30492, 32670, 33264, 33880, 34422, 34848, 36960, 38115, 40159, 40656, 41580, 43560, 45738, 45896, 47520, 50820, 51633, 52272, 55440, 57370, 58080, 60984, 63107, 65340, 66528, 67760, 68844, 76230, 80318, 81312, 83160, 86055, 87120, 91476, 91792, 101640, 103266, 104544, 110880, 114345, 114740, 120477, 121968, 126214, 130680, 135520, 137688, 152460, 154899, 160636, 166320, 172110, 174240, 182952, 183584, 189321, 200795, 203280, 206532, 228690, 229480, 240954, 243936, 252428, 258165, 261360, 275376, 304920, 309798, 315535, 321272, 332640, 344220, 361431, 365904, 378642, 401590, 406560, 413064, 441749, 457380, 458960, 481908, 504856, 516330, 522720, 550752, 567963, 602385, 609840, 619596, 631070, 642544, 688440, 694177, 722862, 731808, 757284, 774495, 803180, 826128, 883498, 914760, 917920, 946605, 963816, 1009712, 1032660, 1084293, 1135926, 1204770, 1219680, 1239192, 1262140, 1285088, 1325247, 1376880, 1388354, 1445724, 1514568, 1548990, 1606360, 1652256, 1703889, 1766996, 1807155, 1829520, 1893210, 1927632, 2019424, 2065320, 2082531, 2168586, 2208745, 2271852, 2409540, 2478384, 2524280, 2650494, 2753760, 2776708, 2839815, 2891448, 3029136, 3097980, 3212720, 3407778, 3470885, 3533992, 3614310, 3659040, 3786420, 3855264, 3975741, 4130640, 4165062, 4337172, 4417490, 4543704, 4819080, 4859239, 4956768, 5048560, 5300988, 5421465, 5553416, 5679630, 5782896, 6058272, 6195960, 6247593, 6425440, 6626235, 6815556, 6941770, 7067984, 7228620, 7572840, 7951482, 8261280, 8330124, 8519445, 8674344, 8834980, 9087408, 9638160, 9718478, 10097120, 10412655, 10601976, 10842930, 11106832, 11359260, 11565792, 11927223, 12391920, 12495186, 13252470, 13631112, 13883540, 14135968, 14457240, 14577717, 15145680, 15902964, 16660248, 17038890, 17348688, 17669960, 18174816, 18742779, 19276320, 19436956, 19878705, 20825310, 21203952, 21685860, 22213664, 22718520, 23854446, 24296195, 24783840, 24990372, 26504940, 27262224, 27767080, 28914480, 29155434, 30291360, 31237965, 31805928, 33320496, 34077780, 34697376, 35339920, 37485558, 38873912, 39757410, 41650620, 42407904, 43371720, 43733151, 45437040, 47708892, 48592390, 49980744, 53009880, 54524448, 55534160, 57828960, 58310868, 59636115, 62475930, 63611856, 66640992, 68155560, 70679840, 72888585, 74971116, 77747824, 79514820, 83301240, 86743440, 87466302, 90874080, 93713895, 95417784, 97184780, 99961488, 106019760, 111068320, 116621736, 119272230, 124951860, 127223712, 131199453, 136311120, 145777170, 149942232, 155495648, 159029640, 166602480, 173486880, 174932604, 187427790, 190835568, 194369560, 199922976, 212039520, 218665755, 233243472, 238544460, 249903720, 262398906, 272622240, 291554340, 299884464, 318059280, 333204960, 349865208, 374855580, 381671136, 388739120, 437331510, 466486944, 477088920, 499807440, 524797812, 583108680, 599768928, 636118560, 655997265, 699730416, 749711160, 777478240, 874663020, 954177840, 999614880, 1049595624, 1166217360, 1311994530, 1399460832, 1499422320, 1749326040, 1908355680, 2099191248, 2332434720, 2623989060, 2998844640, 3498652080, 4198382496, 5247978120, 6997304160, 10495956240, 20991912480]

約数ペア:

[(1, 20991912480), (2, 10495956240), (3, 6997304160), (4, 5247978120), (5, 4198382496), (6, 3498652080), (7, 2998844640), (8, 2623989060), (9, 2332434720), (10, 2099191248), (11, 1908355680), (12, 1749326040), (14, 1499422320), (15, 1399460832), (16, 1311994530), (18, 1166217360), (20, 1049595624), (21, 999614880), (22, 954177840), (24, 874663020), (27, 777478240), (28, 749711160), (30, 699730416), (32, 655997265), (33, 636118560), (35, 599768928), (36, 583108680), (40, 524797812), (42, 499807440), (44, 477088920), (45, 466486944), (48, 437331510), (54, 388739120), (55, 381671136), (56, 374855580), (60, 349865208), (63, 333204960), (66, 318059280), (70, 299884464), (72, 291554340), (77, 272622240), (80, 262398906), (84, 249903720), (88, 238544460), (90, 233243472), (96, 218665755), (99, 212039520), (105, 199922976), (108, 194369560), (110, 190835568), (112, 187427790), (120, 174932604), (121, 173486880), (126, 166602480), (132, 159029640), (135, 155495648), (140, 149942232), (144, 145777170), (154, 136311120), (160, 131199453), (165, 127223712), (168, 124951860), (176, 119272230), (180, 116621736), (189, 111068320), (198, 106019760), (210, 99961488), (216, 97184780), (220, 95417784), (224, 93713895), (231, 90874080), (240, 87466302), (242, 86743440), (252, 83301240), (264, 79514820), (270, 77747824), (280, 74971116), (288, 72888585), (297, 70679840), (308, 68155560), (315, 66640992), (330, 63611856), (336, 62475930), (352, 59636115), (360, 58310868), (363, 57828960), (378, 55534160), (385, 54524448), (396, 53009880), (420, 49980744), (432, 48592390), (440, 47708892), (462, 45437040), (480, 43733151), (484, 43371720), (495, 42407904), (504, 41650620), (528, 39757410), (540, 38873912), (560, 37485558), (594, 35339920), (605, 34697376), (616, 34077780), (630, 33320496), (660, 31805928), (672, 31237965), (693, 30291360), (720, 29155434), (726, 28914480), (756, 27767080), (770, 27262224), (792, 26504940), (840, 24990372), (847, 24783840), (864, 24296195), (880, 23854446), (924, 22718520), (945, 22213664), (968, 21685860), (990, 21203952), (1008, 20825310), (1056, 19878705), (1080, 19436956), (1089, 19276320), (1120, 18742779), (1155, 18174816), (1188, 17669960), (1210, 17348688), (1232, 17038890), (1260, 16660248), (1320, 15902964), (1386, 15145680), (1440, 14577717), (1452, 14457240), (1485, 14135968), (1512, 13883540), (1540, 13631112), (1584, 13252470), (1680, 12495186), (1694, 12391920), (1760, 11927223), (1815, 11565792), (1848, 11359260), (1890, 11106832), (1936, 10842930), (1980, 10601976), (2016, 10412655), (2079, 10097120), (2160, 9718478), (2178, 9638160), (2310, 9087408), (2376, 8834980), (2420, 8674344), (2464, 8519445), (2520, 8330124), (2541, 8261280), (2640, 7951482), (2772, 7572840), (2904, 7228620), (2970, 7067984), (3024, 6941770), (3080, 6815556), (3168, 6626235), (3267, 6425440), (3360, 6247593), (3388, 6195960), (3465, 6058272), (3630, 5782896), (3696, 5679630), (3780, 5553416), (3872, 5421465), (3960, 5300988), (4158, 5048560), (4235, 4956768), (4320, 4859239), (4356, 4819080), (4620, 4543704), (4752, 4417490), (4840, 4337172), (5040, 4165062), (5082, 4130640), (5280, 3975741), (5445, 3855264), (5544, 3786420), (5737, 3659040), (5808, 3614310), (5940, 3533992), (6048, 3470885), (6160, 3407778), (6534, 3212720), (6776, 3097980), (6930, 3029136), (7260, 2891448), (7392, 2839815), (7560, 2776708), (7623, 2753760), (7920, 2650494), (8316, 2524280), (8470, 2478384), (8712, 2409540), (9240, 2271852), (9504, 2208745), (9680, 2168586), (10080, 2082531), (10164, 2065320), (10395, 2019424), (10890, 1927632), (11088, 1893210), (11474, 1829520), (11616, 1807155), (11880, 1766996), (12320, 1703889), (12705, 1652256), (13068, 1606360), (13552, 1548990), (13860, 1514568), (14520, 1445724), (15120, 1388354), (15246, 1376880), (15840, 1325247), (16335, 1285088), (16632, 1262140), (16940, 1239192), (17211, 1219680), (17424, 1204770), (18480, 1135926), (19360, 1084293), (20328, 1032660), (20790, 1009712), (21780, 963816), (22176, 946605), (22869, 917920), (22948, 914760), (23760, 883498), (25410, 826128), (26136, 803180), (27104, 774495), (27720, 757284), (28685, 731808), (29040, 722862), (30240, 694177), (30492, 688440), (32670, 642544), (33264, 631070), (33880, 619596), (34422, 609840), (34848, 602385), (36960, 567963), (38115, 550752), (40159, 522720), (40656, 516330), (41580, 504856), (43560, 481908), (45738, 458960), (45896, 457380), (47520, 441749), (50820, 413064), (51633, 406560), (52272, 401590), (55440, 378642), (57370, 365904), (58080, 361431), (60984, 344220), (63107, 332640), (65340, 321272), (66528, 315535), (67760, 309798), (68844, 304920), (76230, 275376), (80318, 261360), (81312, 258165), (83160, 252428), (86055, 243936), (87120, 240954), (91476, 229480), (91792, 228690), (101640, 206532), (103266, 203280), (104544, 200795), (110880, 189321), (114345, 183584), (114740, 182952), (120477, 174240), (121968, 172110), (126214, 166320), (130680, 160636), (135520, 154899), (137688, 152460)]