28364336

素因数分解:

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

素因数の和:80

約数の個数: 180

約数和(自身を含む): 78963696

約数和(自身を除く): 50599360

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, 121, 143, 154, 161, 176, 182, 184, 196, 208, 242, 253, 286, 299, 308, 322, 364, 368, 392, 484, 506, 539, 572, 598, 616, 637, 644, 728, 784, 847, 968, 1001, 1012, 1078, 1127, 1144, 1196, 1232, 1274, 1288, 1456, 1573, 1694, 1771, 1936, 2002, 2024, 2093, 2156, 2254, 2288, 2392, 2548, 2576, 2783, 3146, 3289, 3388, 3542, 4004, 4048, 4186, 4312, 4508, 4784, 5096, 5566, 5929, 6292, 6578, 6776, 7007, 7084, 8008, 8372, 8624, 9016, 10192, 11011, 11132, 11858, 12397, 12584, 13156, 13552, 14014, 14168, 14651, 16016, 16744, 18032, 19481, 22022, 22264, 23023, 23716, 24794, 25168, 26312, 28028, 28336, 29302, 33488, 36179, 38962, 44044, 44528, 46046, 47432, 49588, 52624, 56056, 58604, 72358, 77077, 77924, 88088, 92092, 94864, 99176, 112112, 117208, 136367, 144716, 154154, 155848, 161161, 176176, 184184, 198352, 234416, 253253, 272734, 289432, 308308, 311696, 322322, 368368, 506506, 545468, 578864, 616616, 644644, 1013012, 1090936, 1233232, 1289288, 1772771, 2026024, 2181872, 2578576, 3545542, 4052048, 7091084, 14182168, 28364336]

約数ペア:

[(1, 28364336), (2, 14182168), (4, 7091084), (7, 4052048), (8, 3545542), (11, 2578576), (13, 2181872), (14, 2026024), (16, 1772771), (22, 1289288), (23, 1233232), (26, 1090936), (28, 1013012), (44, 644644), (46, 616616), (49, 578864), (52, 545468), (56, 506506), (77, 368368), (88, 322322), (91, 311696), (92, 308308), (98, 289432), (104, 272734), (112, 253253), (121, 234416), (143, 198352), (154, 184184), (161, 176176), (176, 161161), (182, 155848), (184, 154154), (196, 144716), (208, 136367), (242, 117208), (253, 112112), (286, 99176), (299, 94864), (308, 92092), (322, 88088), (364, 77924), (368, 77077), (392, 72358), (484, 58604), (506, 56056), (539, 52624), (572, 49588), (598, 47432), (616, 46046), (637, 44528), (644, 44044), (728, 38962), (784, 36179), (847, 33488), (968, 29302), (1001, 28336), (1012, 28028), (1078, 26312), (1127, 25168), (1144, 24794), (1196, 23716), (1232, 23023), (1274, 22264), (1288, 22022), (1456, 19481), (1573, 18032), (1694, 16744), (1771, 16016), (1936, 14651), (2002, 14168), (2024, 14014), (2093, 13552), (2156, 13156), (2254, 12584), (2288, 12397), (2392, 11858), (2548, 11132), (2576, 11011), (2783, 10192), (3146, 9016), (3289, 8624), (3388, 8372), (3542, 8008), (4004, 7084), (4048, 7007), (4186, 6776), (4312, 6578), (4508, 6292), (4784, 5929), (5096, 5566)]