2578576

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 120

約数和(自身を含む): 7124544

約数和(自身を除く): 4545968

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 23, 26, 28, 44, 46, 49, 52, 56, 77, 88, 91, 92, 98, 104, 112, 143, 154, 161, 176, 182, 184, 196, 208, 253, 286, 299, 308, 322, 364, 368, 392, 506, 539, 572, 598, 616, 637, 644, 728, 784, 1001, 1012, 1078, 1127, 1144, 1196, 1232, 1274, 1288, 1456, 1771, 2002, 2024, 2093, 2156, 2254, 2288, 2392, 2548, 2576, 3289, 3542, 4004, 4048, 4186, 4312, 4508, 4784, 5096, 6578, 7007, 7084, 8008, 8372, 8624, 9016, 10192, 12397, 13156, 14014, 14168, 14651, 16016, 16744, 18032, 23023, 24794, 26312, 28028, 28336, 29302, 33488, 46046, 49588, 52624, 56056, 58604, 92092, 99176, 112112, 117208, 161161, 184184, 198352, 234416, 322322, 368368, 644644, 1289288, 2578576]

約数ペア:

[(1, 2578576), (2, 1289288), (4, 644644), (7, 368368), (8, 322322), (11, 234416), (13, 198352), (14, 184184), (16, 161161), (22, 117208), (23, 112112), (26, 99176), (28, 92092), (44, 58604), (46, 56056), (49, 52624), (52, 49588), (56, 46046), (77, 33488), (88, 29302), (91, 28336), (92, 28028), (98, 26312), (104, 24794), (112, 23023), (143, 18032), (154, 16744), (161, 16016), (176, 14651), (182, 14168), (184, 14014), (196, 13156), (208, 12397), (253, 10192), (286, 9016), (299, 8624), (308, 8372), (322, 8008), (364, 7084), (368, 7007), (392, 6578), (506, 5096), (539, 4784), (572, 4508), (598, 4312), (616, 4186), (637, 4048), (644, 4004), (728, 3542), (784, 3289), (1001, 2576), (1012, 2548), (1078, 2392), (1127, 2288), (1144, 2254), (1196, 2156), (1232, 2093), (1274, 2024), (1288, 2002), (1456, 1771)]