221640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1847}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 665280

約数和(自身を除く): 443640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1847, 3694, 5541, 7388, 9235, 11082, 14776, 18470, 22164, 27705, 36940, 44328, 55410, 73880, 110820, 221640]

約数ペア:

[(1, 221640), (2, 110820), (3, 73880), (4, 55410), (5, 44328), (6, 36940), (8, 27705), (10, 22164), (12, 18470), (15, 14776), (20, 11082), (24, 9235), (30, 7388), (40, 5541), (60, 3694), (120, 1847)]