315577220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{17749}}^1$

素因数の和:17892

約数の個数: 48

約数和(自身を含む): 763392000

約数和(自身を除く): 447814780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17749, 17780, 35498, 70996, 88745, 124243, 177490, 248486, 354980, 496972, 621215, 1242430, 2254123, 2484860, 4508246, 9016492, 11270615, 15778861, 22541230, 31557722, 45082460, 63115444, 78894305, 157788610, 315577220]

約数ペア:

[(1, 315577220), (2, 157788610), (4, 78894305), (5, 63115444), (7, 45082460), (10, 31557722), (14, 22541230), (20, 15778861), (28, 11270615), (35, 9016492), (70, 4508246), (127, 2484860), (140, 2254123), (254, 1242430), (508, 621215), (635, 496972), (889, 354980), (1270, 248486), (1778, 177490), (2540, 124243), (3556, 88745), (4445, 70996), (8890, 35498), (17749, 17780)]