129331980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{718511}}^1$

素因数の和:718526

約数の個数: 36

約数和(自身を含む): 392307552

約数和(自身を除く): 262975572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 718511, 1437022, 2155533, 2874044, 3592555, 4311066, 6466599, 7185110, 8622132, 10777665, 12933198, 14370220, 21555330, 25866396, 32332995, 43110660, 64665990, 129331980]

約数ペア:

[(1, 129331980), (2, 64665990), (3, 43110660), (4, 32332995), (5, 25866396), (6, 21555330), (9, 14370220), (10, 12933198), (12, 10777665), (15, 8622132), (18, 7185110), (20, 6466599), (30, 4311066), (36, 3592555), (45, 2874044), (60, 2155533), (90, 1437022), (180, 718511)]