9978000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{1663}}^1$

素因数の和:1689

約数の個数: 80

約数和(自身を含む): 32188416

約数和(自身を除く): 22210416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 1663, 2000, 3000, 3326, 4989, 6000, 6652, 8315, 9978, 13304, 16630, 19956, 24945, 26608, 33260, 39912, 41575, 49890, 66520, 79824, 83150, 99780, 124725, 133040, 166300, 199560, 207875, 249450, 332600, 399120, 415750, 498900, 623625, 665200, 831500, 997800, 1247250, 1663000, 1995600, 2494500, 3326000, 4989000, 9978000]

約数ペア:

[(1, 9978000), (2, 4989000), (3, 3326000), (4, 2494500), (5, 1995600), (6, 1663000), (8, 1247250), (10, 997800), (12, 831500), (15, 665200), (16, 623625), (20, 498900), (24, 415750), (25, 399120), (30, 332600), (40, 249450), (48, 207875), (50, 199560), (60, 166300), (75, 133040), (80, 124725), (100, 99780), (120, 83150), (125, 79824), (150, 66520), (200, 49890), (240, 41575), (250, 39912), (300, 33260), (375, 26608), (400, 24945), (500, 19956), (600, 16630), (750, 13304), (1000, 9978), (1200, 8315), (1500, 6652), (1663, 6000), (2000, 4989), (3000, 3326)]