1221900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{4073}}^1$

素因数の和:4090

約数の個数: 36

約数和(自身を含む): 3536232

約数和(自身を除く): 2314332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 4073, 8146, 12219, 16292, 20365, 24438, 40730, 48876, 61095, 81460, 101825, 122190, 203650, 244380, 305475, 407300, 610950, 1221900]

約数ペア:

[(1, 1221900), (2, 610950), (3, 407300), (4, 305475), (5, 244380), (6, 203650), (10, 122190), (12, 101825), (15, 81460), (20, 61095), (25, 48876), (30, 40730), (50, 24438), (60, 20365), (75, 16292), (100, 12219), (150, 8146), (300, 4073)]