489000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{163}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 1535040

約数和(自身を除く): 1046040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 163, 200, 250, 300, 326, 375, 489, 500, 600, 652, 750, 815, 978, 1000, 1304, 1500, 1630, 1956, 2445, 3000, 3260, 3912, 4075, 4890, 6520, 8150, 9780, 12225, 16300, 19560, 20375, 24450, 32600, 40750, 48900, 61125, 81500, 97800, 122250, 163000, 244500, 489000]

約数ペア:

[(1, 489000), (2, 244500), (3, 163000), (4, 122250), (5, 97800), (6, 81500), (8, 61125), (10, 48900), (12, 40750), (15, 32600), (20, 24450), (24, 20375), (25, 19560), (30, 16300), (40, 12225), (50, 9780), (60, 8150), (75, 6520), (100, 4890), (120, 4075), (125, 3912), (150, 3260), (163, 3000), (200, 2445), (250, 1956), (300, 1630), (326, 1500), (375, 1304), (489, 1000), (500, 978), (600, 815), (652, 750)]