27780660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8123}}^1$

素因数の和:8157

約数の個数: 72

約数和(自身を含む): 88714080

約数和(自身を除く): 60933420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 8123, 16246, 24369, 32492, 40615, 48738, 73107, 81230, 97476, 121845, 146214, 154337, 162460, 243690, 292428, 308674, 365535, 463011, 487380, 617348, 731070, 771685, 926022, 1389033, 1462140, 1543370, 1852044, 2315055, 2778066, 3086740, 4630110, 5556132, 6945165, 9260220, 13890330, 27780660]

約数ペア:

[(1, 27780660), (2, 13890330), (3, 9260220), (4, 6945165), (5, 5556132), (6, 4630110), (9, 3086740), (10, 2778066), (12, 2315055), (15, 1852044), (18, 1543370), (19, 1462140), (20, 1389033), (30, 926022), (36, 771685), (38, 731070), (45, 617348), (57, 487380), (60, 463011), (76, 365535), (90, 308674), (95, 292428), (114, 243690), (171, 162460), (180, 154337), (190, 146214), (228, 121845), (285, 97476), (342, 81230), (380, 73107), (570, 48738), (684, 40615), (855, 32492), (1140, 24369), (1710, 16246), (3420, 8123)]