87389460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{485497}}^1$

素因数の和:485512

約数の個数: 36

約数和(自身を含む): 265081908

約数和(自身を除く): 177692448

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 485497, 970994, 1456491, 1941988, 2427485, 2912982, 4369473, 4854970, 5825964, 7282455, 8738946, 9709940, 14564910, 17477892, 21847365, 29129820, 43694730, 87389460]

約数ペア:

[(1, 87389460), (2, 43694730), (3, 29129820), (4, 21847365), (5, 17477892), (6, 14564910), (9, 9709940), (10, 8738946), (12, 7282455), (15, 5825964), (18, 4854970), (20, 4369473), (30, 2912982), (36, 2427485), (45, 1941988), (60, 1456491), (90, 970994), (180, 485497)]