144675580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{4021}}^1$

素因数の和:4294

約数の個数: 48

約数和(自身を含む): 348659136

約数和(自身を除く): 203983556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 4021, 5140, 7196, 8042, 8995, 16084, 17990, 20105, 28147, 35980, 40210, 56294, 80420, 112588, 140735, 281470, 562940, 1033397, 2066794, 4133588, 5166985, 7233779, 10333970, 14467558, 20667940, 28935116, 36168895, 72337790, 144675580]

約数ペア:

[(1, 144675580), (2, 72337790), (4, 36168895), (5, 28935116), (7, 20667940), (10, 14467558), (14, 10333970), (20, 7233779), (28, 5166985), (35, 4133588), (70, 2066794), (140, 1033397), (257, 562940), (514, 281470), (1028, 140735), (1285, 112588), (1799, 80420), (2570, 56294), (3598, 40210), (4021, 35980), (5140, 28147), (7196, 20105), (8042, 17990), (8995, 16084)]