19801911168

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 576

約数和(自身を含む): 67788938880

約数和(自身を除く): 47987027712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 31, 32, 34, 36, 39, 48, 51, 52, 62, 64, 68, 72, 78, 93, 96, 102, 104, 117, 124, 128, 136, 144, 153, 156, 169, 186, 192, 193, 204, 208, 221, 234, 248, 272, 279, 288, 306, 312, 338, 372, 384, 386, 403, 408, 416, 442, 468, 496, 507, 527, 544, 558, 576, 579, 612, 624, 663, 676, 744, 772, 806, 816, 832, 884, 936, 992, 1014, 1054, 1088, 1116, 1152, 1158, 1209, 1224, 1248, 1326, 1352, 1488, 1521, 1544, 1581, 1612, 1632, 1664, 1737, 1768, 1872, 1984, 1989, 2028, 2108, 2176, 2232, 2316, 2418, 2448, 2496, 2509, 2652, 2704, 2873, 2976, 3042, 3088, 3162, 3224, 3264, 3281, 3474, 3536, 3627, 3744, 3968, 3978, 4056, 4216, 4464, 4632, 4743, 4836, 4896, 4992, 5018, 5239, 5304, 5408, 5746, 5952, 5983, 6084, 6176, 6324, 6448, 6528, 6562, 6851, 6948, 7072, 7254, 7488, 7527, 7956, 8112, 8432, 8619, 8928, 9264, 9486, 9672, 9792, 9843, 10036, 10478, 10608, 10816, 11492, 11904, 11966, 12168, 12352, 12648, 12896, 13124, 13702, 13896, 14144, 14508, 14976, 15054, 15717, 15912, 16224, 16864, 17238, 17856, 17949, 18528, 18972, 19344, 19584, 19686, 20072, 20553, 20956, 21216, 21632, 22581, 22984, 23932, 24336, 24704, 25296, 25792, 25857, 26248, 27404, 27792, 28288, 29016, 29529, 30108, 31434, 31824, 32448, 32617, 33728, 34476, 35712, 35898, 37056, 37944, 38688, 39372, 40144, 41106, 41912, 42432, 42653, 45162, 45968, 47151, 47864, 48672, 50592, 51584, 51714, 52496, 53847, 54808, 55584, 58032, 59058, 60216, 61659, 62868, 63648, 64896, 65234, 67456, 68952, 71796, 74112, 75888, 77376, 77779, 78744, 80288, 82212, 83824, 84864, 85306, 89063, 90324, 91936, 94302, 95728, 97344, 97851, 101184, 101711, 103428, 104992, 107694, 109616, 111168, 116064, 118116, 120432, 123318, 125736, 127296, 127959, 130468, 137904, 143592, 151776, 154752, 155558, 157488, 160576, 164424, 167648, 170612, 178126, 180648, 183872, 188604, 191456, 194688, 195702, 202368, 203422, 206856, 209984, 215388, 219232, 222336, 232128, 233337, 236232, 240864, 246636, 251472, 254592, 255918, 260936, 267189, 275808, 287184, 293553, 303552, 305133, 311116, 314976, 321152, 328848, 335296, 341224, 356252, 361296, 367744, 377208, 382912, 383877, 391404, 406844, 413712, 419968, 430776, 438464, 464256, 466674, 472464, 481728, 493272, 502944, 511836, 521872, 534378, 551616, 554489, 574368, 587106, 607104, 610266, 622232, 629952, 657696, 670592, 682448, 700011, 712504, 722592, 754416, 765824, 767754, 782808, 801567, 813688, 827424, 861552, 876928, 915399, 933348, 944928, 963456, 986544, 1005888, 1011127, 1023672, 1043744, 1068756, 1103232, 1108978, 1148736, 1174212, 1220532, 1244464, 1259904, 1315392, 1322243, 1364896, 1400022, 1425008, 1445184, 1508832, 1535508, 1565616, 1603134, 1627376, 1654848, 1663467, 1723104, 1830798, 1866696, 1889856, 1973088, 2011776, 2022254, 2047344, 2087488, 2137512, 2217956, 2297472, 2348424, 2441064, 2488928, 2630784, 2644486, 2729792, 2800044, 2850016, 2890368, 3017664, 3033381, 3071016, 3131232, 3206268, 3254752, 3309696, 3326934, 3446208, 3661596, 3733392, 3779712, 3946176, 3966729, 4044508, 4094688, 4174976, 4275024, 4435912, 4696848, 4882128, 4977856, 4990401, 5288972, 5459584, 5600088, 5700032, 6035328, 6066762, 6142032, 6262464, 6412536, 6509504, 6653868, 6892416, 7323192, 7466784, 7892352, 7933458, 8089016, 8189376, 8550048, 8871824, 9100143, 9393696, 9764256, 9955712, 9980802, 10577944, 11200176, 11400064, 11900187, 12133524, 12284064, 12524928, 12825072, 13019008, 13307736, 14646384, 14933568, 15866916, 16178032, 16378752, 17100096, 17189159, 17743648, 18200286, 18787392, 19528512, 19961604, 21155888, 22400352, 23800374, 24267048, 24568128, 25650144, 26615472, 29292768, 29867136, 31733832, 32356064, 34200192, 34378318, 35487296, 36400572, 37574784, 39057024, 39923208, 42311776, 44800704, 47600748, 48534096, 49136256, 51300288, 51567477, 53230944, 58585536, 63467664, 64712128, 68756636, 70974592, 72801144, 79846416, 84623552, 89601408, 95201496, 97068192, 102600576, 103134954, 106461888, 117171072, 126935328, 129424256, 137513272, 145602288, 154702431, 159692832, 169247104, 190402992, 194136384, 206269908, 212923776, 253870656, 275026544, 291204576, 309404862, 319385664, 380805984, 388272768, 412539816, 507741312, 550053088, 582409152, 618809724, 638771328, 761611968, 825079632, 1100106176, 1164818304, 1237619448, 1523223936, 1650159264, 2200212352, 2475238896, 3300318528, 4950477792, 6600637056, 9900955584, 19801911168]

約数ペア:

[(1, 19801911168), (2, 9900955584), (3, 6600637056), (4, 4950477792), (6, 3300318528), (8, 2475238896), (9, 2200212352), (12, 1650159264), (13, 1523223936), (16, 1237619448), (17, 1164818304), (18, 1100106176), (24, 825079632), (26, 761611968), (31, 638771328), (32, 618809724), (34, 582409152), (36, 550053088), (39, 507741312), (48, 412539816), (51, 388272768), (52, 380805984), (62, 319385664), (64, 309404862), (68, 291204576), (72, 275026544), (78, 253870656), (93, 212923776), (96, 206269908), (102, 194136384), (104, 190402992), (117, 169247104), (124, 159692832), (128, 154702431), (136, 145602288), (144, 137513272), (153, 129424256), (156, 126935328), (169, 117171072), (186, 106461888), (192, 103134954), (193, 102600576), (204, 97068192), (208, 95201496), (221, 89601408), (234, 84623552), (248, 79846416), (272, 72801144), (279, 70974592), (288, 68756636), (306, 64712128), (312, 63467664), (338, 58585536), (372, 53230944), (384, 51567477), (386, 51300288), (403, 49136256), (408, 48534096), (416, 47600748), (442, 44800704), (468, 42311776), (496, 39923208), (507, 39057024), (527, 37574784), (544, 36400572), (558, 35487296), (576, 34378318), (579, 34200192), (612, 32356064), (624, 31733832), (663, 29867136), (676, 29292768), (744, 26615472), (772, 25650144), (806, 24568128), (816, 24267048), (832, 23800374), (884, 22400352), (936, 21155888), (992, 19961604), (1014, 19528512), (1054, 18787392), (1088, 18200286), (1116, 17743648), (1152, 17189159), (1158, 17100096), (1209, 16378752), (1224, 16178032), (1248, 15866916), (1326, 14933568), (1352, 14646384), (1488, 13307736), (1521, 13019008), (1544, 12825072), (1581, 12524928), (1612, 12284064), (1632, 12133524), (1664, 11900187), (1737, 11400064), (1768, 11200176), (1872, 10577944), (1984, 9980802), (1989, 9955712), (2028, 9764256), (2108, 9393696), (2176, 9100143), (2232, 8871824), (2316, 8550048), (2418, 8189376), (2448, 8089016), (2496, 7933458), (2509, 7892352), (2652, 7466784), (2704, 7323192), (2873, 6892416), (2976, 6653868), (3042, 6509504), (3088, 6412536), (3162, 6262464), (3224, 6142032), (3264, 6066762), (3281, 6035328), (3474, 5700032), (3536, 5600088), (3627, 5459584), (3744, 5288972), (3968, 4990401), (3978, 4977856), (4056, 4882128), (4216, 4696848), (4464, 4435912), (4632, 4275024), (4743, 4174976), (4836, 4094688), (4896, 4044508), (4992, 3966729), (5018, 3946176), (5239, 3779712), (5304, 3733392), (5408, 3661596), (5746, 3446208), (5952, 3326934), (5983, 3309696), (6084, 3254752), (6176, 3206268), (6324, 3131232), (6448, 3071016), (6528, 3033381), (6562, 3017664), (6851, 2890368), (6948, 2850016), (7072, 2800044), (7254, 2729792), (7488, 2644486), (7527, 2630784), (7956, 2488928), (8112, 2441064), (8432, 2348424), (8619, 2297472), (8928, 2217956), (9264, 2137512), (9486, 2087488), (9672, 2047344), (9792, 2022254), (9843, 2011776), (10036, 1973088), (10478, 1889856), (10608, 1866696), (10816, 1830798), (11492, 1723104), (11904, 1663467), (11966, 1654848), (12168, 1627376), (12352, 1603134), (12648, 1565616), (12896, 1535508), (13124, 1508832), (13702, 1445184), (13896, 1425008), (14144, 1400022), (14508, 1364896), (14976, 1322243), (15054, 1315392), (15717, 1259904), (15912, 1244464), (16224, 1220532), (16864, 1174212), (17238, 1148736), (17856, 1108978), (17949, 1103232), (18528, 1068756), (18972, 1043744), (19344, 1023672), (19584, 1011127), (19686, 1005888), (20072, 986544), (20553, 963456), (20956, 944928), (21216, 933348), (21632, 915399), (22581, 876928), (22984, 861552), (23932, 827424), (24336, 813688), (24704, 801567), (25296, 782808), (25792, 767754), (25857, 765824), (26248, 754416), (27404, 722592), (27792, 712504), (28288, 700011), (29016, 682448), (29529, 670592), (30108, 657696), (31434, 629952), (31824, 622232), (32448, 610266), (32617, 607104), (33728, 587106), (34476, 574368), (35712, 554489), (35898, 551616), (37056, 534378), (37944, 521872), (38688, 511836), (39372, 502944), (40144, 493272), (41106, 481728), (41912, 472464), (42432, 466674), (42653, 464256), (45162, 438464), (45968, 430776), (47151, 419968), (47864, 413712), (48672, 406844), (50592, 391404), (51584, 383877), (51714, 382912), (52496, 377208), (53847, 367744), (54808, 361296), (55584, 356252), (58032, 341224), (59058, 335296), (60216, 328848), (61659, 321152), (62868, 314976), (63648, 311116), (64896, 305133), (65234, 303552), (67456, 293553), (68952, 287184), (71796, 275808), (74112, 267189), (75888, 260936), (77376, 255918), (77779, 254592), (78744, 251472), (80288, 246636), (82212, 240864), (83824, 236232), (84864, 233337), (85306, 232128), (89063, 222336), (90324, 219232), (91936, 215388), (94302, 209984), (95728, 206856), (97344, 203422), (97851, 202368), (101184, 195702), (101711, 194688), (103428, 191456), (104992, 188604), (107694, 183872), (109616, 180648), (111168, 178126), (116064, 170612), (118116, 167648), (120432, 164424), (123318, 160576), (125736, 157488), (127296, 155558), (127959, 154752), (130468, 151776), (137904, 143592)]