28276160

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:334

約数の個数: 112

約数和(自身を含む): 76260960

約数和(自身を除く): 47984800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 220, 232, 277, 290, 319, 320, 352, 440, 464, 554, 580, 638, 704, 880, 928, 1108, 1160, 1276, 1385, 1595, 1760, 1856, 2216, 2320, 2552, 2770, 3047, 3190, 3520, 4432, 4640, 5104, 5540, 6094, 6380, 8033, 8864, 9280, 10208, 11080, 12188, 12760, 15235, 16066, 17728, 20416, 22160, 24376, 25520, 30470, 32132, 40165, 44320, 48752, 51040, 60940, 64264, 80330, 88363, 88640, 97504, 102080, 121880, 128528, 160660, 176726, 195008, 243760, 257056, 321320, 353452, 441815, 487520, 514112, 642640, 706904, 883630, 975040, 1285280, 1413808, 1767260, 2570560, 2827616, 3534520, 5655232, 7069040, 14138080, 28276160]

約数ペア:

[(1, 28276160), (2, 14138080), (4, 7069040), (5, 5655232), (8, 3534520), (10, 2827616), (11, 2570560), (16, 1767260), (20, 1413808), (22, 1285280), (29, 975040), (32, 883630), (40, 706904), (44, 642640), (55, 514112), (58, 487520), (64, 441815), (80, 353452), (88, 321320), (110, 257056), (116, 243760), (145, 195008), (160, 176726), (176, 160660), (220, 128528), (232, 121880), (277, 102080), (290, 97504), (319, 88640), (320, 88363), (352, 80330), (440, 64264), (464, 60940), (554, 51040), (580, 48752), (638, 44320), (704, 40165), (880, 32132), (928, 30470), (1108, 25520), (1160, 24376), (1276, 22160), (1385, 20416), (1595, 17728), (1760, 16066), (1856, 15235), (2216, 12760), (2320, 12188), (2552, 11080), (2770, 10208), (3047, 9280), (3190, 8864), (3520, 8033), (4432, 6380), (4640, 6094), (5104, 5540)]