256551390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2850571}}^1$

素因数の和:2850584

約数の個数: 24

約数和(自身を含む): 667033848

約数和(自身を除く): 410482458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2850571, 5701142, 8551713, 14252855, 17103426, 25655139, 28505710, 42758565, 51310278, 85517130, 128275695, 256551390]

約数ペア:

[(1, 256551390), (2, 128275695), (3, 85517130), (5, 51310278), (6, 42758565), (9, 28505710), (10, 25655139), (15, 17103426), (18, 14252855), (30, 8551713), (45, 5701142), (90, 2850571)]