31089720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{509}}^2$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 93452760

約数和(自身を除く): 62363040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 509, 1018, 1527, 2036, 2545, 3054, 4072, 5090, 6108, 7635, 10180, 12216, 15270, 20360, 30540, 61080, 259081, 518162, 777243, 1036324, 1295405, 1554486, 2072648, 2590810, 3108972, 3886215, 5181620, 6217944, 7772430, 10363240, 15544860, 31089720]

約数ペア:

[(1, 31089720), (2, 15544860), (3, 10363240), (4, 7772430), (5, 6217944), (6, 5181620), (8, 3886215), (10, 3108972), (12, 2590810), (15, 2072648), (20, 1554486), (24, 1295405), (30, 1036324), (40, 777243), (60, 518162), (120, 259081), (509, 61080), (1018, 30540), (1527, 20360), (2036, 15270), (2545, 12216), (3054, 10180), (4072, 7635), (5090, 6108)]