278877984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1279

約数の個数: 192

約数和(自身を含む): 942907392

約数和(自身を除く): 664029408

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 32, 33, 42, 44, 48, 56, 62, 66, 77, 84, 88, 93, 96, 112, 124, 132, 154, 168, 176, 186, 217, 224, 231, 248, 264, 308, 336, 341, 352, 372, 434, 462, 496, 528, 616, 651, 672, 682, 744, 868, 924, 992, 1023, 1056, 1217, 1232, 1302, 1364, 1488, 1736, 1848, 2046, 2387, 2434, 2464, 2604, 2728, 2976, 3472, 3651, 3696, 4092, 4774, 4868, 5208, 5456, 6944, 7161, 7302, 7392, 8184, 8519, 9548, 9736, 10416, 10912, 13387, 14322, 14604, 16368, 17038, 19096, 19472, 20832, 25557, 26774, 28644, 29208, 32736, 34076, 37727, 38192, 38944, 40161, 51114, 53548, 57288, 58416, 68152, 75454, 76384, 80322, 93709, 102228, 107096, 113181, 114576, 116832, 136304, 150908, 160644, 187418, 204456, 214192, 226362, 229152, 264089, 272608, 281127, 301816, 321288, 374836, 408912, 414997, 428384, 452724, 528178, 562254, 603632, 642576, 749672, 792267, 817824, 829994, 905448, 1056356, 1124508, 1207264, 1244991, 1285152, 1499344, 1584534, 1659988, 1810896, 2112712, 2249016, 2489982, 2904979, 2998688, 3169068, 3319976, 3621792, 4225424, 4498032, 4979964, 5809958, 6338136, 6639952, 8450848, 8714937, 8996064, 9959928, 11619916, 12676272, 13279904, 17429874, 19919856, 23239832, 25352544, 34859748, 39839712, 46479664, 69719496, 92959328, 139438992, 278877984]

約数ペア:

[(1, 278877984), (2, 139438992), (3, 92959328), (4, 69719496), (6, 46479664), (7, 39839712), (8, 34859748), (11, 25352544), (12, 23239832), (14, 19919856), (16, 17429874), (21, 13279904), (22, 12676272), (24, 11619916), (28, 9959928), (31, 8996064), (32, 8714937), (33, 8450848), (42, 6639952), (44, 6338136), (48, 5809958), (56, 4979964), (62, 4498032), (66, 4225424), (77, 3621792), (84, 3319976), (88, 3169068), (93, 2998688), (96, 2904979), (112, 2489982), (124, 2249016), (132, 2112712), (154, 1810896), (168, 1659988), (176, 1584534), (186, 1499344), (217, 1285152), (224, 1244991), (231, 1207264), (248, 1124508), (264, 1056356), (308, 905448), (336, 829994), (341, 817824), (352, 792267), (372, 749672), (434, 642576), (462, 603632), (496, 562254), (528, 528178), (616, 452724), (651, 428384), (672, 414997), (682, 408912), (744, 374836), (868, 321288), (924, 301816), (992, 281127), (1023, 272608), (1056, 264089), (1217, 229152), (1232, 226362), (1302, 214192), (1364, 204456), (1488, 187418), (1736, 160644), (1848, 150908), (2046, 136304), (2387, 116832), (2434, 114576), (2464, 113181), (2604, 107096), (2728, 102228), (2976, 93709), (3472, 80322), (3651, 76384), (3696, 75454), (4092, 68152), (4774, 58416), (4868, 57288), (5208, 53548), (5456, 51114), (6944, 40161), (7161, 38944), (7302, 38192), (7392, 37727), (8184, 34076), (8519, 32736), (9548, 29208), (9736, 28644), (10416, 26774), (10912, 25557), (13387, 20832), (14322, 19472), (14604, 19096), (16368, 17038)]