78877080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{219103}}^1$

素因数の和:219120

約数の個数: 48

約数和(自身を含む): 256351680

約数和(自身を除く): 177474600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 219103, 438206, 657309, 876412, 1095515, 1314618, 1752824, 1971927, 2191030, 2629236, 3286545, 3943854, 4382060, 5258472, 6573090, 7887708, 8764120, 9859635, 13146180, 15775416, 19719270, 26292360, 39438540, 78877080]

約数ペア:

[(1, 78877080), (2, 39438540), (3, 26292360), (4, 19719270), (5, 15775416), (6, 13146180), (8, 9859635), (9, 8764120), (10, 7887708), (12, 6573090), (15, 5258472), (18, 4382060), (20, 3943854), (24, 3286545), (30, 2629236), (36, 2191030), (40, 1971927), (45, 1752824), (60, 1314618), (72, 1095515), (90, 876412), (120, 657309), (180, 438206), (360, 219103)]