164649780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{304907}}^1$

素因数の和:304925

約数の個数: 48

約数和(自身を含む): 512245440

約数和(自身を除く): 347595660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 304907, 609814, 914721, 1219628, 1524535, 1829442, 2744163, 3049070, 3658884, 4573605, 5488326, 6098140, 8232489, 9147210, 10976652, 13720815, 16464978, 18294420, 27441630, 32929956, 41162445, 54883260, 82324890, 164649780]

約数ペア:

[(1, 164649780), (2, 82324890), (3, 54883260), (4, 41162445), (5, 32929956), (6, 27441630), (9, 18294420), (10, 16464978), (12, 13720815), (15, 10976652), (18, 9147210), (20, 8232489), (27, 6098140), (30, 5488326), (36, 4573605), (45, 3658884), (54, 3049070), (60, 2744163), (90, 1829442), (108, 1524535), (135, 1219628), (180, 914721), (270, 609814), (540, 304907)]