28022940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14153}}^1$

素因数の和:14179

約数の個数: 72

約数和(自身を含む): 92737008

約数和(自身を除く): 64714068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 14153, 28306, 42459, 56612, 70765, 84918, 127377, 141530, 155683, 169836, 212295, 254754, 283060, 311366, 424590, 467049, 509508, 622732, 636885, 778415, 849180, 934098, 1273770, 1401147, 1556830, 1868196, 2335245, 2547540, 2802294, 3113660, 4670490, 5604588, 7005735, 9340980, 14011470, 28022940]

約数ペア:

[(1, 28022940), (2, 14011470), (3, 9340980), (4, 7005735), (5, 5604588), (6, 4670490), (9, 3113660), (10, 2802294), (11, 2547540), (12, 2335245), (15, 1868196), (18, 1556830), (20, 1401147), (22, 1273770), (30, 934098), (33, 849180), (36, 778415), (44, 636885), (45, 622732), (55, 509508), (60, 467049), (66, 424590), (90, 311366), (99, 283060), (110, 254754), (132, 212295), (165, 169836), (180, 155683), (198, 141530), (220, 127377), (330, 84918), (396, 70765), (495, 56612), (660, 42459), (990, 28306), (1980, 14153)]