68864580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42509}}^1$

素因数の和:42530

約数の個数: 60

約数和(自身を含む): 216035820

約数和(自身を除く): 147171240

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, 42509, 85018, 127527, 170036, 212545, 255054, 382581, 425090, 510108, 637635, 765162, 850180, 1147743, 1275270, 1530324, 1912905, 2295486, 2550540, 3443229, 3825810, 4590972, 5738715, 6886458, 7651620, 11477430, 13772916, 17216145, 22954860, 34432290, 68864580]

約数ペア:

[(1, 68864580), (2, 34432290), (3, 22954860), (4, 17216145), (5, 13772916), (6, 11477430), (9, 7651620), (10, 6886458), (12, 5738715), (15, 4590972), (18, 3825810), (20, 3443229), (27, 2550540), (30, 2295486), (36, 1912905), (45, 1530324), (54, 1275270), (60, 1147743), (81, 850180), (90, 765162), (108, 637635), (135, 510108), (162, 425090), (180, 382581), (270, 255054), (324, 212545), (405, 170036), (540, 127527), (810, 85018), (1620, 42509)]