28146180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{167}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 80805312

約数和(自身を除く): 52659132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 167, 212, 265, 318, 334, 501, 530, 636, 668, 795, 835, 1002, 1060, 1590, 1670, 2004, 2505, 2809, 3180, 3340, 5010, 5618, 8427, 8851, 10020, 11236, 14045, 16854, 17702, 26553, 28090, 33708, 35404, 42135, 44255, 53106, 56180, 84270, 88510, 106212, 132765, 168540, 177020, 265530, 469103, 531060, 938206, 1407309, 1876412, 2345515, 2814618, 4691030, 5629236, 7036545, 9382060, 14073090, 28146180]

約数ペア:

[(1, 28146180), (2, 14073090), (3, 9382060), (4, 7036545), (5, 5629236), (6, 4691030), (10, 2814618), (12, 2345515), (15, 1876412), (20, 1407309), (30, 938206), (53, 531060), (60, 469103), (106, 265530), (159, 177020), (167, 168540), (212, 132765), (265, 106212), (318, 88510), (334, 84270), (501, 56180), (530, 53106), (636, 44255), (668, 42135), (795, 35404), (835, 33708), (1002, 28090), (1060, 26553), (1590, 17702), (1670, 16854), (2004, 14045), (2505, 11236), (2809, 10020), (3180, 8851), (3340, 8427), (5010, 5618)]