312456720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1301903}}^1$

素因数の和:1301919

約数の個数: 40

約数和(自身を含む): 968616576

約数和(自身を除く): 656159856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1301903, 2603806, 3905709, 5207612, 6509515, 7811418, 10415224, 13019030, 15622836, 19528545, 20830448, 26038060, 31245672, 39057090, 52076120, 62491344, 78114180, 104152240, 156228360, 312456720]

約数ペア:

[(1, 312456720), (2, 156228360), (3, 104152240), (4, 78114180), (5, 62491344), (6, 52076120), (8, 39057090), (10, 31245672), (12, 26038060), (15, 20830448), (16, 19528545), (20, 15622836), (24, 13019030), (30, 10415224), (40, 7811418), (48, 6509515), (60, 5207612), (80, 3905709), (120, 2603806), (240, 1301903)]