251473968

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{859}}^1$

素因数の和:999

約数の個数: 120

約数和(自身を含む): 748612800

約数和(自身を除く): 497138832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 107, 114, 144, 152, 171, 214, 228, 304, 321, 342, 428, 456, 642, 684, 856, 859, 912, 963, 1284, 1368, 1712, 1718, 1926, 2033, 2568, 2577, 2736, 3436, 3852, 4066, 5136, 5154, 6099, 6872, 7704, 7731, 8132, 10308, 12198, 13744, 15408, 15462, 16264, 16321, 18297, 20616, 24396, 30924, 32528, 32642, 36594, 41232, 48792, 48963, 61848, 65284, 73188, 91913, 97584, 97926, 123696, 130568, 146376, 146889, 183826, 195852, 261136, 275739, 292752, 293778, 367652, 391704, 551478, 587556, 735304, 783408, 827217, 1102956, 1175112, 1470608, 1654434, 1746347, 2205912, 2350224, 3308868, 3492694, 4411824, 5239041, 6617736, 6985388, 10478082, 13235472, 13970776, 15717123, 20956164, 27941552, 31434246, 41912328, 62868492, 83824656, 125736984, 251473968]

約数ペア:

[(1, 251473968), (2, 125736984), (3, 83824656), (4, 62868492), (6, 41912328), (8, 31434246), (9, 27941552), (12, 20956164), (16, 15717123), (18, 13970776), (19, 13235472), (24, 10478082), (36, 6985388), (38, 6617736), (48, 5239041), (57, 4411824), (72, 3492694), (76, 3308868), (107, 2350224), (114, 2205912), (144, 1746347), (152, 1654434), (171, 1470608), (214, 1175112), (228, 1102956), (304, 827217), (321, 783408), (342, 735304), (428, 587556), (456, 551478), (642, 391704), (684, 367652), (856, 293778), (859, 292752), (912, 275739), (963, 261136), (1284, 195852), (1368, 183826), (1712, 146889), (1718, 146376), (1926, 130568), (2033, 123696), (2568, 97926), (2577, 97584), (2736, 91913), (3436, 73188), (3852, 65284), (4066, 61848), (5136, 48963), (5154, 48792), (6099, 41232), (6872, 36594), (7704, 32642), (7731, 32528), (8132, 30924), (10308, 24396), (12198, 20616), (13744, 18297), (15408, 16321), (15462, 16264)]