42818220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{26431}}^1$

素因数の和:26452

約数の個数: 60

約数和(自身を含む): 134327424

約数和(自身を除く): 91509204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 26431, 52862, 79293, 105724, 132155, 158586, 237879, 264310, 317172, 396465, 475758, 528620, 713637, 792930, 951516, 1189395, 1427274, 1585860, 2140911, 2378790, 2854548, 3568185, 4281822, 4757580, 7136370, 8563644, 10704555, 14272740, 21409110, 42818220]

約数ペア:

[(1, 42818220), (2, 21409110), (3, 14272740), (4, 10704555), (5, 8563644), (6, 7136370), (9, 4757580), (10, 4281822), (12, 3568185), (15, 2854548), (18, 2378790), (20, 2140911), (27, 1585860), (30, 1427274), (36, 1189395), (45, 951516), (54, 792930), (60, 713637), (81, 528620), (90, 475758), (108, 396465), (135, 317172), (162, 264310), (180, 237879), (270, 158586), (324, 132155), (405, 105724), (540, 79293), (810, 52862), (1620, 26431)]