208645560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{579571}}^1$

素因数の和:579588

約数の個数: 48

約数和(自身を含む): 678099240

約数和(自身を除く): 469453680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 579571, 1159142, 1738713, 2318284, 2897855, 3477426, 4636568, 5216139, 5795710, 6954852, 8693565, 10432278, 11591420, 13909704, 17387130, 20864556, 23182840, 26080695, 34774260, 41729112, 52161390, 69548520, 104322780, 208645560]

約数ペア:

[(1, 208645560), (2, 104322780), (3, 69548520), (4, 52161390), (5, 41729112), (6, 34774260), (8, 26080695), (9, 23182840), (10, 20864556), (12, 17387130), (15, 13909704), (18, 11591420), (20, 10432278), (24, 8693565), (30, 6954852), (36, 5795710), (40, 5216139), (45, 4636568), (60, 3477426), (72, 2897855), (90, 2318284), (120, 1738713), (180, 1159142), (360, 579571)]