254562560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{28411}}^1$

素因数の和:28439

約数の個数: 72

約数和(自身を含む): 696889536

約数和(自身を除く): 442326976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 28411, 56822, 113644, 142055, 198877, 227288, 284110, 397754, 454576, 568220, 795508, 909152, 994385, 1136440, 1591016, 1818304, 1988770, 2272880, 3182032, 3636608, 3977540, 4545760, 6364064, 7273216, 7955080, 9091520, 12728128, 15910160, 18183040, 25456256, 31820320, 36366080, 50912512, 63640640, 127281280, 254562560]

約数ペア:

[(1, 254562560), (2, 127281280), (4, 63640640), (5, 50912512), (7, 36366080), (8, 31820320), (10, 25456256), (14, 18183040), (16, 15910160), (20, 12728128), (28, 9091520), (32, 7955080), (35, 7273216), (40, 6364064), (56, 4545760), (64, 3977540), (70, 3636608), (80, 3182032), (112, 2272880), (128, 1988770), (140, 1818304), (160, 1591016), (224, 1136440), (256, 994385), (280, 909152), (320, 795508), (448, 568220), (560, 454576), (640, 397754), (896, 284110), (1120, 227288), (1280, 198877), (1792, 142055), (2240, 113644), (4480, 56822), (8960, 28411)]