831720840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{6931007}}^1$

素因数の和:6931021

約数の個数: 32

約数和(自身を含む): 2495162880

約数和(自身を除く): 1663442040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 6931007, 13862014, 20793021, 27724028, 34655035, 41586042, 55448056, 69310070, 83172084, 103965105, 138620140, 166344168, 207930210, 277240280, 415860420, 831720840]

約数ペア:

[(1, 831720840), (2, 415860420), (3, 277240280), (4, 207930210), (5, 166344168), (6, 138620140), (8, 103965105), (10, 83172084), (12, 69310070), (15, 55448056), (20, 41586042), (24, 34655035), (30, 27724028), (40, 20793021), (60, 13862014), (120, 6931007)]