20218078944

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:575

約数の個数: 432

約数和(自身を含む): 69912460800

約数和(自身を除く): 49694381856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 49, 56, 58, 63, 72, 84, 87, 96, 98, 112, 116, 126, 127, 144, 147, 168, 174, 196, 203, 224, 232, 252, 254, 261, 288, 294, 336, 348, 381, 389, 392, 406, 441, 464, 504, 508, 522, 588, 609, 672, 696, 762, 778, 784, 812, 882, 889, 928, 1008, 1016, 1044, 1143, 1167, 1176, 1218, 1392, 1421, 1524, 1556, 1568, 1624, 1764, 1778, 1827, 2016, 2032, 2088, 2286, 2334, 2352, 2436, 2667, 2723, 2784, 2842, 3048, 3112, 3248, 3501, 3528, 3556, 3654, 3683, 4064, 4176, 4263, 4572, 4668, 4704, 4872, 5334, 5446, 5684, 6096, 6223, 6224, 6496, 7002, 7056, 7112, 7308, 7366, 8001, 8169, 8352, 8526, 9144, 9336, 9744, 10668, 10892, 11049, 11281, 11368, 12192, 12446, 12448, 12789, 14004, 14112, 14224, 14616, 14732, 16002, 16338, 17052, 18288, 18669, 18672, 19061, 19488, 21336, 21784, 22098, 22562, 22736, 24507, 24892, 25578, 25781, 28008, 28448, 29232, 29464, 32004, 32676, 33147, 33843, 34104, 36576, 37338, 37344, 38122, 42672, 43568, 44196, 45124, 45472, 49014, 49403, 49784, 51156, 51562, 56007, 56016, 57183, 58464, 58928, 64008, 65352, 66294, 67686, 68208, 74676, 76244, 77343, 78967, 85344, 87136, 88392, 90248, 98028, 98806, 99568, 101529, 102312, 103124, 112014, 112032, 114366, 117856, 128016, 130704, 132588, 135372, 136416, 148209, 149352, 152488, 154686, 157934, 171549, 176784, 180467, 180496, 196056, 197612, 199136, 203058, 204624, 206248, 224028, 228732, 232029, 236901, 256032, 261408, 265176, 270744, 296418, 298704, 304976, 309372, 315868, 343098, 345821, 353568, 360934, 360992, 392112, 395224, 406116, 409248, 412496, 444627, 448056, 457464, 464058, 473802, 530352, 541401, 541488, 552769, 592836, 597408, 609952, 618744, 631736, 686196, 691642, 710703, 721868, 784224, 790448, 812232, 824992, 889254, 896112, 914928, 928116, 947604, 1037463, 1060704, 1082802, 1082976, 1105538, 1185672, 1237488, 1263472, 1372392, 1383284, 1421406, 1432687, 1443736, 1580896, 1624203, 1624464, 1658307, 1778508, 1792224, 1829856, 1856232, 1895208, 2074926, 2165604, 2211076, 2371344, 2420747, 2474976, 2526944, 2744784, 2766568, 2842812, 2865374, 2887472, 3112389, 3248406, 3248928, 3316614, 3557016, 3712464, 3790416, 4149852, 4298061, 4331208, 4422152, 4742688, 4841494, 4974921, 5489568, 5533136, 5685624, 5730748, 5774944, 6224778, 6496812, 6633228, 7114032, 7262241, 7424928, 7580832, 8299704, 8596122, 8662416, 8844304, 9682988, 9949842, 10028809, 11066272, 11371248, 11461496, 12449556, 12894183, 12993624, 13266456, 14228064, 14524482, 16599408, 17192244, 17324832, 17688608, 19365976, 19899684, 20057618, 21786723, 22742496, 22922992, 24899112, 25788366, 25987248, 26532912, 29048964, 30086427, 33198816, 34384488, 38731952, 39799368, 40115236, 43573446, 45845984, 49798224, 51576732, 51974496, 53065824, 58097928, 60172854, 68768976, 70201663, 77463904, 79598736, 80230472, 87146892, 90259281, 99596448, 103153464, 116195856, 120345708, 137537952, 140403326, 159197472, 160460944, 174293784, 180518562, 206306928, 210604989, 232391712, 240691416, 280806652, 320921888, 348587568, 361037124, 412613856, 421209978, 481382832, 561613304, 631814967, 697175136, 722074248, 842419956, 962765664, 1123226608, 1263629934, 1444148496, 1684839912, 2246453216, 2527259868, 2888296992, 3369679824, 5054519736, 6739359648, 10109039472, 20218078944]

約数ペア:

[(1, 20218078944), (2, 10109039472), (3, 6739359648), (4, 5054519736), (6, 3369679824), (7, 2888296992), (8, 2527259868), (9, 2246453216), (12, 1684839912), (14, 1444148496), (16, 1263629934), (18, 1123226608), (21, 962765664), (24, 842419956), (28, 722074248), (29, 697175136), (32, 631814967), (36, 561613304), (42, 481382832), (48, 421209978), (49, 412613856), (56, 361037124), (58, 348587568), (63, 320921888), (72, 280806652), (84, 240691416), (87, 232391712), (96, 210604989), (98, 206306928), (112, 180518562), (116, 174293784), (126, 160460944), (127, 159197472), (144, 140403326), (147, 137537952), (168, 120345708), (174, 116195856), (196, 103153464), (203, 99596448), (224, 90259281), (232, 87146892), (252, 80230472), (254, 79598736), (261, 77463904), (288, 70201663), (294, 68768976), (336, 60172854), (348, 58097928), (381, 53065824), (389, 51974496), (392, 51576732), (406, 49798224), (441, 45845984), (464, 43573446), (504, 40115236), (508, 39799368), (522, 38731952), (588, 34384488), (609, 33198816), (672, 30086427), (696, 29048964), (762, 26532912), (778, 25987248), (784, 25788366), (812, 24899112), (882, 22922992), (889, 22742496), (928, 21786723), (1008, 20057618), (1016, 19899684), (1044, 19365976), (1143, 17688608), (1167, 17324832), (1176, 17192244), (1218, 16599408), (1392, 14524482), (1421, 14228064), (1524, 13266456), (1556, 12993624), (1568, 12894183), (1624, 12449556), (1764, 11461496), (1778, 11371248), (1827, 11066272), (2016, 10028809), (2032, 9949842), (2088, 9682988), (2286, 8844304), (2334, 8662416), (2352, 8596122), (2436, 8299704), (2667, 7580832), (2723, 7424928), (2784, 7262241), (2842, 7114032), (3048, 6633228), (3112, 6496812), (3248, 6224778), (3501, 5774944), (3528, 5730748), (3556, 5685624), (3654, 5533136), (3683, 5489568), (4064, 4974921), (4176, 4841494), (4263, 4742688), (4572, 4422152), (4668, 4331208), (4704, 4298061), (4872, 4149852), (5334, 3790416), (5446, 3712464), (5684, 3557016), (6096, 3316614), (6223, 3248928), (6224, 3248406), (6496, 3112389), (7002, 2887472), (7056, 2865374), (7112, 2842812), (7308, 2766568), (7366, 2744784), (8001, 2526944), (8169, 2474976), (8352, 2420747), (8526, 2371344), (9144, 2211076), (9336, 2165604), (9744, 2074926), (10668, 1895208), (10892, 1856232), (11049, 1829856), (11281, 1792224), (11368, 1778508), (12192, 1658307), (12446, 1624464), (12448, 1624203), (12789, 1580896), (14004, 1443736), (14112, 1432687), (14224, 1421406), (14616, 1383284), (14732, 1372392), (16002, 1263472), (16338, 1237488), (17052, 1185672), (18288, 1105538), (18669, 1082976), (18672, 1082802), (19061, 1060704), (19488, 1037463), (21336, 947604), (21784, 928116), (22098, 914928), (22562, 896112), (22736, 889254), (24507, 824992), (24892, 812232), (25578, 790448), (25781, 784224), (28008, 721868), (28448, 710703), (29232, 691642), (29464, 686196), (32004, 631736), (32676, 618744), (33147, 609952), (33843, 597408), (34104, 592836), (36576, 552769), (37338, 541488), (37344, 541401), (38122, 530352), (42672, 473802), (43568, 464058), (44196, 457464), (45124, 448056), (45472, 444627), (49014, 412496), (49403, 409248), (49784, 406116), (51156, 395224), (51562, 392112), (56007, 360992), (56016, 360934), (57183, 353568), (58464, 345821), (58928, 343098), (64008, 315868), (65352, 309372), (66294, 304976), (67686, 298704), (68208, 296418), (74676, 270744), (76244, 265176), (77343, 261408), (78967, 256032), (85344, 236901), (87136, 232029), (88392, 228732), (90248, 224028), (98028, 206248), (98806, 204624), (99568, 203058), (101529, 199136), (102312, 197612), (103124, 196056), (112014, 180496), (112032, 180467), (114366, 176784), (117856, 171549), (128016, 157934), (130704, 154686), (132588, 152488), (135372, 149352), (136416, 148209)]