81232740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{150431}}^1$

素因数の和:150449

約数の個数: 48

約数和(自身を含む): 252725760

約数和(自身を除く): 171493020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 150431, 300862, 451293, 601724, 752155, 902586, 1353879, 1504310, 1805172, 2256465, 2707758, 3008620, 4061637, 4512930, 5415516, 6769395, 8123274, 9025860, 13538790, 16246548, 20308185, 27077580, 40616370, 81232740]

約数ペア:

[(1, 81232740), (2, 40616370), (3, 27077580), (4, 20308185), (5, 16246548), (6, 13538790), (9, 9025860), (10, 8123274), (12, 6769395), (15, 5415516), (18, 4512930), (20, 4061637), (27, 3008620), (30, 2707758), (36, 2256465), (45, 1805172), (54, 1504310), (60, 1353879), (90, 902586), (108, 752155), (135, 601724), (180, 451293), (270, 300862), (540, 150431)]