72480716

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1693}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 159371520

約数和(自身を除く): 86890804

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 139, 154, 278, 308, 556, 973, 1529, 1693, 1946, 3058, 3386, 3892, 6116, 6772, 10703, 11851, 18623, 21406, 23702, 37246, 42812, 47404, 74492, 130361, 235327, 260722, 470654, 521444, 941308, 1647289, 2588597, 3294578, 5177194, 6589156, 10354388, 18120179, 36240358, 72480716]

約数ペア:

[(1, 72480716), (2, 36240358), (4, 18120179), (7, 10354388), (11, 6589156), (14, 5177194), (22, 3294578), (28, 2588597), (44, 1647289), (77, 941308), (139, 521444), (154, 470654), (278, 260722), (308, 235327), (556, 130361), (973, 74492), (1529, 47404), (1693, 42812), (1946, 37246), (3058, 23702), (3386, 21406), (3892, 18623), (6116, 11851), (6772, 10703)]