218126217780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1211812321}}^1$

素因数の和:1211812336

約数の個数: 36

約数和(自身を含む): 661649527812

約数和(自身を除く): 443523310032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1211812321, 2423624642, 3635436963, 4847249284, 6059061605, 7270873926, 10906310889, 12118123210, 14541747852, 18177184815, 21812621778, 24236246420, 36354369630, 43625243556, 54531554445, 72708739260, 109063108890, 218126217780]

約数ペア:

[(1, 218126217780), (2, 109063108890), (3, 72708739260), (4, 54531554445), (5, 43625243556), (6, 36354369630), (9, 24236246420), (10, 21812621778), (12, 18177184815), (15, 14541747852), (18, 12118123210), (20, 10906310889), (30, 7270873926), (36, 6059061605), (45, 4847249284), (60, 3635436963), (90, 2423624642), (180, 1211812321)]