19956000

素因数分解:

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

素因数の和:1691

約数の個数: 96

約数和(自身を含む): 65415168

約数和(自身を除く): 45459168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 480, 500, 600, 750, 800, 1000, 1200, 1500, 1663, 2000, 2400, 3000, 3326, 4000, 4989, 6000, 6652, 8315, 9978, 12000, 13304, 16630, 19956, 24945, 26608, 33260, 39912, 41575, 49890, 53216, 66520, 79824, 83150, 99780, 124725, 133040, 159648, 166300, 199560, 207875, 249450, 266080, 332600, 399120, 415750, 498900, 623625, 665200, 798240, 831500, 997800, 1247250, 1330400, 1663000, 1995600, 2494500, 3326000, 3991200, 4989000, 6652000, 9978000, 19956000]

約数ペア:

[(1, 19956000), (2, 9978000), (3, 6652000), (4, 4989000), (5, 3991200), (6, 3326000), (8, 2494500), (10, 1995600), (12, 1663000), (15, 1330400), (16, 1247250), (20, 997800), (24, 831500), (25, 798240), (30, 665200), (32, 623625), (40, 498900), (48, 415750), (50, 399120), (60, 332600), (75, 266080), (80, 249450), (96, 207875), (100, 199560), (120, 166300), (125, 159648), (150, 133040), (160, 124725), (200, 99780), (240, 83150), (250, 79824), (300, 66520), (375, 53216), (400, 49890), (480, 41575), (500, 39912), (600, 33260), (750, 26608), (800, 24945), (1000, 19956), (1200, 16630), (1500, 13304), (1663, 12000), (2000, 9978), (2400, 8315), (3000, 6652), (3326, 6000), (4000, 4989)]