163320640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{72911}}^1$

素因数の和:72935

約数の個数: 56

約数和(自身を含む): 444471552

約数和(自身を除く): 281150912

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, 72911, 145822, 291644, 364555, 510377, 583288, 729110, 1020754, 1166576, 1458220, 2041508, 2333152, 2551885, 2916440, 4083016, 4666304, 5103770, 5832880, 8166032, 10207540, 11665760, 16332064, 20415080, 23331520, 32664128, 40830160, 81660320, 163320640]

約数ペア:

[(1, 163320640), (2, 81660320), (4, 40830160), (5, 32664128), (7, 23331520), (8, 20415080), (10, 16332064), (14, 11665760), (16, 10207540), (20, 8166032), (28, 5832880), (32, 5103770), (35, 4666304), (40, 4083016), (56, 2916440), (64, 2551885), (70, 2333152), (80, 2041508), (112, 1458220), (140, 1166576), (160, 1020754), (224, 729110), (280, 583288), (320, 510377), (448, 364555), (560, 291644), (1120, 145822), (2240, 72911)]