208344720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{868103}}^1$

素因数の和:868119

約数の個数: 40

約数和(自身を含む): 645869376

約数和(自身を除く): 437524656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 868103, 1736206, 2604309, 3472412, 4340515, 5208618, 6944824, 8681030, 10417236, 13021545, 13889648, 17362060, 20834472, 26043090, 34724120, 41668944, 52086180, 69448240, 104172360, 208344720]

約数ペア:

[(1, 208344720), (2, 104172360), (3, 69448240), (4, 52086180), (5, 41668944), (6, 34724120), (8, 26043090), (10, 20834472), (12, 17362060), (15, 13889648), (16, 13021545), (20, 10417236), (24, 8681030), (30, 6944824), (40, 5208618), (48, 4340515), (60, 3472412), (80, 2604309), (120, 1736206), (240, 868103)]