81075480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{675629}}^1$

素因数の和:675643

約数の個数: 32

約数和(自身を含む): 243226800

約数和(自身を除く): 162151320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 675629, 1351258, 2026887, 2702516, 3378145, 4053774, 5405032, 6756290, 8107548, 10134435, 13512580, 16215096, 20268870, 27025160, 40537740, 81075480]

約数ペア:

[(1, 81075480), (2, 40537740), (3, 27025160), (4, 20268870), (5, 16215096), (6, 13512580), (8, 10134435), (10, 8107548), (12, 6756290), (15, 5405032), (20, 4053774), (24, 3378145), (30, 2702516), (40, 2026887), (60, 1351258), (120, 675629)]