72662220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{403679}}^1$

素因数の和:403694

約数の個数: 36

約数和(自身を含む): 220409280

約数和(自身を除く): 147747060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 403679, 807358, 1211037, 1614716, 2018395, 2422074, 3633111, 4036790, 4844148, 6055185, 7266222, 8073580, 12110370, 14532444, 18165555, 24220740, 36331110, 72662220]

約数ペア:

[(1, 72662220), (2, 36331110), (3, 24220740), (4, 18165555), (5, 14532444), (6, 12110370), (9, 8073580), (10, 7266222), (12, 6055185), (15, 4844148), (18, 4036790), (20, 3633111), (30, 2422074), (36, 2018395), (45, 1614716), (60, 1211037), (90, 807358), (180, 403679)]