51591420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{286619}}^1$

素因数の和:286634

約数の個数: 36

約数和(自身を含む): 156494520

約数和(自身を除く): 104903100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 286619, 573238, 859857, 1146476, 1433095, 1719714, 2579571, 2866190, 3439428, 4299285, 5159142, 5732380, 8598570, 10318284, 12897855, 17197140, 25795710, 51591420]

約数ペア:

[(1, 51591420), (2, 25795710), (3, 17197140), (4, 12897855), (5, 10318284), (6, 8598570), (9, 5732380), (10, 5159142), (12, 4299285), (15, 3439428), (18, 2866190), (20, 2579571), (30, 1719714), (36, 1433095), (45, 1146476), (60, 859857), (90, 573238), (180, 286619)]