31071960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86311}}^1$

素因数の和:86328

約数の個数: 48

約数和(自身を含む): 100985040

約数和(自身を除く): 69913080

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, 86311, 172622, 258933, 345244, 431555, 517866, 690488, 776799, 863110, 1035732, 1294665, 1553598, 1726220, 2071464, 2589330, 3107196, 3452440, 3883995, 5178660, 6214392, 7767990, 10357320, 15535980, 31071960]

約数ペア:

[(1, 31071960), (2, 15535980), (3, 10357320), (4, 7767990), (5, 6214392), (6, 5178660), (8, 3883995), (9, 3452440), (10, 3107196), (12, 2589330), (15, 2071464), (18, 1726220), (20, 1553598), (24, 1294665), (30, 1035732), (36, 863110), (40, 776799), (45, 690488), (60, 517866), (72, 431555), (90, 345244), (120, 258933), (180, 172622), (360, 86311)]