212938500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{141959}}^1$

素因数の和:141981

約数の個数: 48

約数和(自身を含む): 620081280

約数和(自身を除く): 407142780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 141959, 283918, 425877, 567836, 709795, 851754, 1419590, 1703508, 2129385, 2839180, 3548975, 4258770, 7097950, 8517540, 10646925, 14195900, 17744875, 21293850, 35489750, 42587700, 53234625, 70979500, 106469250, 212938500]

約数ペア:

[(1, 212938500), (2, 106469250), (3, 70979500), (4, 53234625), (5, 42587700), (6, 35489750), (10, 21293850), (12, 17744875), (15, 14195900), (20, 10646925), (25, 8517540), (30, 7097950), (50, 4258770), (60, 3548975), (75, 2839180), (100, 2129385), (125, 1703508), (150, 1419590), (250, 851754), (300, 709795), (375, 567836), (500, 425877), (750, 283918), (1500, 141959)]