399227712

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:856

約数の個数: 112

約数和(自身を含む): 1143438912

約数和(自身を除く): 744211200

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 307, 312, 416, 521, 614, 624, 832, 921, 1042, 1228, 1248, 1563, 1842, 2084, 2456, 2496, 3126, 3684, 3991, 4168, 4912, 6252, 6773, 7368, 7982, 8336, 9824, 11973, 12504, 13546, 14736, 15964, 16672, 19648, 20319, 23946, 25008, 27092, 29472, 31928, 33344, 40638, 47892, 50016, 54184, 58944, 63856, 81276, 95784, 100032, 108368, 127712, 159947, 162552, 191568, 216736, 255424, 319894, 325104, 383136, 433472, 479841, 639788, 650208, 766272, 959682, 1279576, 1300416, 1919364, 2079311, 2559152, 3838728, 4158622, 5118304, 6237933, 7677456, 8317244, 10236608, 12475866, 15354912, 16634488, 24951732, 30709824, 33268976, 49903464, 66537952, 99806928, 133075904, 199613856, 399227712]

約数ペア:

[(1, 399227712), (2, 199613856), (3, 133075904), (4, 99806928), (6, 66537952), (8, 49903464), (12, 33268976), (13, 30709824), (16, 24951732), (24, 16634488), (26, 15354912), (32, 12475866), (39, 10236608), (48, 8317244), (52, 7677456), (64, 6237933), (78, 5118304), (96, 4158622), (104, 3838728), (156, 2559152), (192, 2079311), (208, 1919364), (307, 1300416), (312, 1279576), (416, 959682), (521, 766272), (614, 650208), (624, 639788), (832, 479841), (921, 433472), (1042, 383136), (1228, 325104), (1248, 319894), (1563, 255424), (1842, 216736), (2084, 191568), (2456, 162552), (2496, 159947), (3126, 127712), (3684, 108368), (3991, 100032), (4168, 95784), (4912, 81276), (6252, 63856), (6773, 58944), (7368, 54184), (7982, 50016), (8336, 47892), (9824, 40638), (11973, 33344), (12504, 31928), (13546, 29472), (14736, 27092), (15964, 25008), (16672, 23946), (19648, 20319)]