1231380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{6841}}^1$

素因数の和:6856

約数の個数: 36

約数和(自身を含む): 3735732

約数和(自身を除く): 2504352

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 6841, 13682, 20523, 27364, 34205, 41046, 61569, 68410, 82092, 102615, 123138, 136820, 205230, 246276, 307845, 410460, 615690, 1231380]

約数ペア:

[(1, 1231380), (2, 615690), (3, 410460), (4, 307845), (5, 246276), (6, 205230), (9, 136820), (10, 123138), (12, 102615), (15, 82092), (18, 68410), (20, 61569), (30, 41046), (36, 34205), (45, 27364), (60, 20523), (90, 13682), (180, 6841)]