20996818304

素因数分解:

$2^7\times 7^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:502

約数の個数: 288

約数和(自身を含む): 54360318600

約数和(自身を除く): 33363500296

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 73, 77, 88, 98, 112, 121, 128, 146, 154, 176, 196, 224, 242, 292, 308, 352, 379, 392, 448, 484, 511, 539, 584, 616, 704, 758, 784, 803, 847, 896, 968, 1022, 1078, 1168, 1232, 1408, 1516, 1568, 1606, 1694, 1936, 2044, 2156, 2336, 2464, 2653, 3032, 3136, 3212, 3388, 3577, 3872, 4088, 4169, 4312, 4672, 4928, 5306, 5621, 5929, 6064, 6272, 6424, 6776, 7154, 7744, 8176, 8338, 8624, 8833, 9344, 9856, 10612, 11242, 11858, 12128, 12848, 13552, 14308, 15488, 16352, 16676, 17248, 17666, 18571, 21224, 22484, 23716, 24256, 25696, 27104, 27667, 28616, 29183, 32704, 33352, 34496, 35332, 37142, 39347, 42448, 44968, 45859, 47432, 48512, 51392, 54208, 55334, 57232, 58366, 61831, 65408, 66704, 68992, 70664, 74284, 78694, 84896, 89936, 91718, 94864, 102784, 108416, 110668, 114464, 116732, 123662, 133408, 141328, 148568, 157388, 169792, 179872, 183436, 189728, 193669, 204281, 221336, 228928, 233464, 247324, 266816, 282656, 297136, 304337, 314776, 321013, 339584, 359744, 366872, 379456, 387338, 408562, 432817, 442672, 457856, 466928, 494648, 533632, 565312, 594272, 608674, 629552, 642026, 719488, 733744, 758912, 774676, 817124, 865634, 885344, 933856, 989296, 1130624, 1188544, 1217348, 1259104, 1284052, 1355683, 1467488, 1549352, 1634248, 1731268, 1770688, 1867712, 1978592, 2130359, 2247091, 2377088, 2434696, 2518208, 2568104, 2711366, 2934976, 3098704, 3268496, 3347707, 3462536, 3541376, 3735424, 3957184, 4260718, 4494182, 4869392, 5036416, 5136208, 5422732, 5869952, 6197408, 6536992, 6695414, 6925072, 7914368, 8521436, 8988364, 9738784, 10272416, 10845464, 12394816, 13073984, 13390828, 13850144, 14912513, 17042872, 17976728, 19477568, 20544832, 21690928, 23433949, 24789632, 26147968, 26781656, 27700288, 29825026, 34085744, 35953456, 38955136, 41089664, 43381856, 46867898, 53563312, 55400576, 59650052, 68171488, 71906912, 86763712, 93735796, 107126624, 119300104, 136342976, 143813824, 164037643, 173527424, 187471592, 214253248, 238600208, 272685952, 287627648, 328075286, 374943184, 428506496, 477200416, 656150572, 749886368, 954400832, 1312301144, 1499772736, 1908801664, 2624602288, 2999545472, 5249204576, 10498409152, 20996818304]

約数ペア:

[(1, 20996818304), (2, 10498409152), (4, 5249204576), (7, 2999545472), (8, 2624602288), (11, 1908801664), (14, 1499772736), (16, 1312301144), (22, 954400832), (28, 749886368), (32, 656150572), (44, 477200416), (49, 428506496), (56, 374943184), (64, 328075286), (73, 287627648), (77, 272685952), (88, 238600208), (98, 214253248), (112, 187471592), (121, 173527424), (128, 164037643), (146, 143813824), (154, 136342976), (176, 119300104), (196, 107126624), (224, 93735796), (242, 86763712), (292, 71906912), (308, 68171488), (352, 59650052), (379, 55400576), (392, 53563312), (448, 46867898), (484, 43381856), (511, 41089664), (539, 38955136), (584, 35953456), (616, 34085744), (704, 29825026), (758, 27700288), (784, 26781656), (803, 26147968), (847, 24789632), (896, 23433949), (968, 21690928), (1022, 20544832), (1078, 19477568), (1168, 17976728), (1232, 17042872), (1408, 14912513), (1516, 13850144), (1568, 13390828), (1606, 13073984), (1694, 12394816), (1936, 10845464), (2044, 10272416), (2156, 9738784), (2336, 8988364), (2464, 8521436), (2653, 7914368), (3032, 6925072), (3136, 6695414), (3212, 6536992), (3388, 6197408), (3577, 5869952), (3872, 5422732), (4088, 5136208), (4169, 5036416), (4312, 4869392), (4672, 4494182), (4928, 4260718), (5306, 3957184), (5621, 3735424), (5929, 3541376), (6064, 3462536), (6272, 3347707), (6424, 3268496), (6776, 3098704), (7154, 2934976), (7744, 2711366), (8176, 2568104), (8338, 2518208), (8624, 2434696), (8833, 2377088), (9344, 2247091), (9856, 2130359), (10612, 1978592), (11242, 1867712), (11858, 1770688), (12128, 1731268), (12848, 1634248), (13552, 1549352), (14308, 1467488), (15488, 1355683), (16352, 1284052), (16676, 1259104), (17248, 1217348), (17666, 1188544), (18571, 1130624), (21224, 989296), (22484, 933856), (23716, 885344), (24256, 865634), (25696, 817124), (27104, 774676), (27667, 758912), (28616, 733744), (29183, 719488), (32704, 642026), (33352, 629552), (34496, 608674), (35332, 594272), (37142, 565312), (39347, 533632), (42448, 494648), (44968, 466928), (45859, 457856), (47432, 442672), (48512, 432817), (51392, 408562), (54208, 387338), (55334, 379456), (57232, 366872), (58366, 359744), (61831, 339584), (65408, 321013), (66704, 314776), (68992, 304337), (70664, 297136), (74284, 282656), (78694, 266816), (84896, 247324), (89936, 233464), (91718, 228928), (94864, 221336), (102784, 204281), (108416, 193669), (110668, 189728), (114464, 183436), (116732, 179872), (123662, 169792), (133408, 157388), (141328, 148568)]