256074560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{114319}}^1$

素因数の和:114343

約数の個数: 56

約数和(自身を含む): 696894720

約数和(自身を除く): 440820160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 114319, 228638, 457276, 571595, 800233, 914552, 1143190, 1600466, 1829104, 2286380, 3200932, 3658208, 4001165, 4572760, 6401864, 7316416, 8002330, 9145520, 12803728, 16004660, 18291040, 25607456, 32009320, 36582080, 51214912, 64018640, 128037280, 256074560]

約数ペア:

[(1, 256074560), (2, 128037280), (4, 64018640), (5, 51214912), (7, 36582080), (8, 32009320), (10, 25607456), (14, 18291040), (16, 16004660), (20, 12803728), (28, 9145520), (32, 8002330), (35, 7316416), (40, 6401864), (56, 4572760), (64, 4001165), (70, 3658208), (80, 3200932), (112, 2286380), (140, 1829104), (160, 1600466), (224, 1143190), (280, 914552), (320, 800233), (448, 571595), (560, 457276), (1120, 228638), (2240, 114319)]