987321780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{5485121}}^1$

素因数の和:5485136

約数の個数: 36

約数和(自身を含む): 2994876612

約数和(自身を除く): 2007554832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 5485121, 10970242, 16455363, 21940484, 27425605, 32910726, 49366089, 54851210, 65821452, 82276815, 98732178, 109702420, 164553630, 197464356, 246830445, 329107260, 493660890, 987321780]

約数ペア:

[(1, 987321780), (2, 493660890), (3, 329107260), (4, 246830445), (5, 197464356), (6, 164553630), (9, 109702420), (10, 98732178), (12, 82276815), (15, 65821452), (18, 54851210), (20, 49366089), (30, 32910726), (36, 27425605), (45, 21940484), (60, 16455363), (90, 10970242), (180, 5485121)]