1561320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{4337}}^1$

素因数の和:4354

約数の個数: 48

約数和(自身を含む): 5075460

約数和(自身を除く): 3514140

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, 4337, 8674, 13011, 17348, 21685, 26022, 34696, 39033, 43370, 52044, 65055, 78066, 86740, 104088, 130110, 156132, 173480, 195165, 260220, 312264, 390330, 520440, 780660, 1561320]

約数ペア:

[(1, 1561320), (2, 780660), (3, 520440), (4, 390330), (5, 312264), (6, 260220), (8, 195165), (9, 173480), (10, 156132), (12, 130110), (15, 104088), (18, 86740), (20, 78066), (24, 65055), (30, 52044), (36, 43370), (40, 39033), (45, 34696), (60, 26022), (72, 21685), (90, 17348), (120, 13011), (180, 8674), (360, 4337)]