165621780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{306707}}^1$

素因数の和:306725

約数の個数: 48

約数和(自身を含む): 515269440

約数和(自身を除く): 349647660

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, 306707, 613414, 920121, 1226828, 1533535, 1840242, 2760363, 3067070, 3680484, 4600605, 5520726, 6134140, 8281089, 9201210, 11041452, 13801815, 16562178, 18402420, 27603630, 33124356, 41405445, 55207260, 82810890, 165621780]

約数ペア:

[(1, 165621780), (2, 82810890), (3, 55207260), (4, 41405445), (5, 33124356), (6, 27603630), (9, 18402420), (10, 16562178), (12, 13801815), (15, 11041452), (18, 9201210), (20, 8281089), (27, 6134140), (30, 5520726), (36, 4600605), (45, 3680484), (54, 3067070), (60, 2760363), (90, 1840242), (108, 1533535), (135, 1226828), (180, 920121), (270, 613414), (540, 306707)]