20512583208

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{2371}}^1$

素因数の和:2494

約数の個数: 240

約数和(自身を含む): 63027835200

約数和(自身を除く): 42515251992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 79, 81, 104, 108, 117, 156, 158, 162, 169, 216, 234, 237, 312, 316, 324, 338, 351, 468, 474, 507, 632, 648, 676, 702, 711, 936, 948, 1014, 1027, 1053, 1352, 1404, 1422, 1521, 1896, 2028, 2054, 2106, 2133, 2371, 2808, 2844, 3042, 3081, 4056, 4108, 4212, 4266, 4563, 4742, 5688, 6084, 6162, 6399, 7113, 8216, 8424, 8532, 9126, 9243, 9484, 12168, 12324, 12798, 13351, 13689, 14226, 17064, 18252, 18486, 18968, 21339, 24648, 25596, 26702, 27378, 27729, 28452, 30823, 36504, 36972, 40053, 42678, 51192, 53404, 54756, 55458, 56904, 61646, 64017, 73944, 80106, 83187, 85356, 92469, 106808, 109512, 110916, 120159, 123292, 128034, 160212, 166374, 170712, 184938, 187309, 192051, 221832, 240318, 246584, 256068, 277407, 320424, 332748, 360477, 369876, 374618, 384102, 400699, 480636, 512136, 554814, 561927, 665496, 720954, 739752, 749236, 768204, 801398, 832221, 961272, 1081431, 1109628, 1123854, 1202097, 1441908, 1498472, 1536408, 1602796, 1664442, 1685781, 2162862, 2219256, 2247708, 2404194, 2435017, 2496663, 2883816, 3205592, 3328884, 3371562, 3606291, 4325724, 4495416, 4808388, 4870034, 4993326, 5057343, 6657768, 6743124, 7212582, 7305051, 8651448, 9616776, 9740068, 9986652, 10114686, 10818873, 13486248, 14425164, 14610102, 15172029, 19480136, 19973304, 20229372, 21637746, 21915153, 28850328, 29220204, 30344058, 31655221, 32456619, 40458744, 43275492, 43830306, 58440408, 60688116, 63310442, 64913238, 65745459, 86550984, 87660612, 94965663, 121376232, 126620884, 129826476, 131490918, 175321224, 189931326, 197236377, 253241768, 259652952, 262981836, 284896989, 379862652, 394472754, 525963672, 569793978, 759725304, 788945508, 854690967, 1139587956, 1577891016, 1709381934, 2279175912, 2564072901, 3418763868, 5128145802, 6837527736, 10256291604, 20512583208]

約数ペア:

[(1, 20512583208), (2, 10256291604), (3, 6837527736), (4, 5128145802), (6, 3418763868), (8, 2564072901), (9, 2279175912), (12, 1709381934), (13, 1577891016), (18, 1139587956), (24, 854690967), (26, 788945508), (27, 759725304), (36, 569793978), (39, 525963672), (52, 394472754), (54, 379862652), (72, 284896989), (78, 262981836), (79, 259652952), (81, 253241768), (104, 197236377), (108, 189931326), (117, 175321224), (156, 131490918), (158, 129826476), (162, 126620884), (169, 121376232), (216, 94965663), (234, 87660612), (237, 86550984), (312, 65745459), (316, 64913238), (324, 63310442), (338, 60688116), (351, 58440408), (468, 43830306), (474, 43275492), (507, 40458744), (632, 32456619), (648, 31655221), (676, 30344058), (702, 29220204), (711, 28850328), (936, 21915153), (948, 21637746), (1014, 20229372), (1027, 19973304), (1053, 19480136), (1352, 15172029), (1404, 14610102), (1422, 14425164), (1521, 13486248), (1896, 10818873), (2028, 10114686), (2054, 9986652), (2106, 9740068), (2133, 9616776), (2371, 8651448), (2808, 7305051), (2844, 7212582), (3042, 6743124), (3081, 6657768), (4056, 5057343), (4108, 4993326), (4212, 4870034), (4266, 4808388), (4563, 4495416), (4742, 4325724), (5688, 3606291), (6084, 3371562), (6162, 3328884), (6399, 3205592), (7113, 2883816), (8216, 2496663), (8424, 2435017), (8532, 2404194), (9126, 2247708), (9243, 2219256), (9484, 2162862), (12168, 1685781), (12324, 1664442), (12798, 1602796), (13351, 1536408), (13689, 1498472), (14226, 1441908), (17064, 1202097), (18252, 1123854), (18486, 1109628), (18968, 1081431), (21339, 961272), (24648, 832221), (25596, 801398), (26702, 768204), (27378, 749236), (27729, 739752), (28452, 720954), (30823, 665496), (36504, 561927), (36972, 554814), (40053, 512136), (42678, 480636), (51192, 400699), (53404, 384102), (54756, 374618), (55458, 369876), (56904, 360477), (61646, 332748), (64017, 320424), (73944, 277407), (80106, 256068), (83187, 246584), (85356, 240318), (92469, 221832), (106808, 192051), (109512, 187309), (110916, 184938), (120159, 170712), (123292, 166374), (128034, 160212)]