280749168

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:284

約数の個数: 240

約数和(自身を含む): 961009920

約数和(自身を除く): 680260752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 107, 112, 114, 126, 133, 137, 144, 152, 168, 171, 214, 228, 252, 266, 274, 304, 321, 336, 342, 399, 411, 428, 456, 504, 532, 548, 642, 684, 749, 798, 822, 856, 912, 959, 963, 1008, 1064, 1096, 1197, 1233, 1284, 1368, 1498, 1596, 1644, 1712, 1918, 1926, 2033, 2128, 2192, 2247, 2394, 2466, 2568, 2603, 2736, 2877, 2996, 3192, 3288, 3836, 3852, 4066, 4494, 4788, 4932, 5136, 5206, 5754, 5992, 6099, 6384, 6576, 6741, 7672, 7704, 7809, 8132, 8631, 8988, 9576, 9864, 10412, 11508, 11984, 12198, 13482, 14231, 14659, 15344, 15408, 15618, 16264, 17262, 17976, 18221, 18297, 19152, 19728, 20824, 23016, 23427, 24396, 26964, 28462, 29318, 31236, 32528, 34524, 35952, 36442, 36594, 41648, 42693, 43977, 46032, 46854, 48792, 53928, 54663, 56924, 58636, 62472, 69048, 72884, 73188, 85386, 87954, 93708, 97584, 102613, 107856, 109326, 113848, 117272, 124944, 128079, 131931, 138096, 145768, 146376, 163989, 170772, 175908, 187416, 205226, 218652, 227696, 234544, 256158, 263862, 278521, 291536, 292752, 307839, 327978, 341544, 351816, 374832, 410452, 437304, 512316, 527724, 557042, 615678, 655956, 683088, 703632, 820904, 835563, 874608, 923517, 1024632, 1055448, 1114084, 1231356, 1311912, 1641808, 1671126, 1847034, 1949647, 2049264, 2110896, 2228168, 2462712, 2506689, 2623824, 3342252, 3694068, 3899294, 4456336, 4925424, 5013378, 5848941, 6684504, 7388136, 7798588, 10026756, 11697882, 13369008, 14776272, 15597176, 17546823, 20053512, 23395764, 31194352, 35093646, 40107024, 46791528, 70187292, 93583056, 140374584, 280749168]

約数ペア:

[(1, 280749168), (2, 140374584), (3, 93583056), (4, 70187292), (6, 46791528), (7, 40107024), (8, 35093646), (9, 31194352), (12, 23395764), (14, 20053512), (16, 17546823), (18, 15597176), (19, 14776272), (21, 13369008), (24, 11697882), (28, 10026756), (36, 7798588), (38, 7388136), (42, 6684504), (48, 5848941), (56, 5013378), (57, 4925424), (63, 4456336), (72, 3899294), (76, 3694068), (84, 3342252), (107, 2623824), (112, 2506689), (114, 2462712), (126, 2228168), (133, 2110896), (137, 2049264), (144, 1949647), (152, 1847034), (168, 1671126), (171, 1641808), (214, 1311912), (228, 1231356), (252, 1114084), (266, 1055448), (274, 1024632), (304, 923517), (321, 874608), (336, 835563), (342, 820904), (399, 703632), (411, 683088), (428, 655956), (456, 615678), (504, 557042), (532, 527724), (548, 512316), (642, 437304), (684, 410452), (749, 374832), (798, 351816), (822, 341544), (856, 327978), (912, 307839), (959, 292752), (963, 291536), (1008, 278521), (1064, 263862), (1096, 256158), (1197, 234544), (1233, 227696), (1284, 218652), (1368, 205226), (1498, 187416), (1596, 175908), (1644, 170772), (1712, 163989), (1918, 146376), (1926, 145768), (2033, 138096), (2128, 131931), (2192, 128079), (2247, 124944), (2394, 117272), (2466, 113848), (2568, 109326), (2603, 107856), (2736, 102613), (2877, 97584), (2996, 93708), (3192, 87954), (3288, 85386), (3836, 73188), (3852, 72884), (4066, 69048), (4494, 62472), (4788, 58636), (4932, 56924), (5136, 54663), (5206, 53928), (5754, 48792), (5992, 46854), (6099, 46032), (6384, 43977), (6576, 42693), (6741, 41648), (7672, 36594), (7704, 36442), (7809, 35952), (8132, 34524), (8631, 32528), (8988, 31236), (9576, 29318), (9864, 28462), (10412, 26964), (11508, 24396), (11984, 23427), (12198, 23016), (13482, 20824), (14231, 19728), (14659, 19152), (15344, 18297), (15408, 18221), (15618, 17976), (16264, 17262)]