78069040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139409}}^1$

素因数の和:139429

約数の個数: 40

約数和(自身を含む): 207442080

約数和(自身を除く): 129373040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 139409, 278818, 557636, 697045, 975863, 1115272, 1394090, 1951726, 2230544, 2788180, 3903452, 4879315, 5576360, 7806904, 9758630, 11152720, 15613808, 19517260, 39034520, 78069040]

約数ペア:

[(1, 78069040), (2, 39034520), (4, 19517260), (5, 15613808), (7, 11152720), (8, 9758630), (10, 7806904), (14, 5576360), (16, 4879315), (20, 3903452), (28, 2788180), (35, 2230544), (40, 1951726), (56, 1394090), (70, 1115272), (80, 975863), (112, 697045), (140, 557636), (280, 278818), (560, 139409)]