27978000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{4663}}^1$

素因数の和:4689

約数の個数: 80

約数和(自身を含む): 90220416

約数和(自身を除く): 62242416

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, 2000, 3000, 4663, 6000, 9326, 13989, 18652, 23315, 27978, 37304, 46630, 55956, 69945, 74608, 93260, 111912, 116575, 139890, 186520, 223824, 233150, 279780, 349725, 373040, 466300, 559560, 582875, 699450, 932600, 1119120, 1165750, 1398900, 1748625, 1865200, 2331500, 2797800, 3497250, 4663000, 5595600, 6994500, 9326000, 13989000, 27978000]

約数ペア:

[(1, 27978000), (2, 13989000), (3, 9326000), (4, 6994500), (5, 5595600), (6, 4663000), (8, 3497250), (10, 2797800), (12, 2331500), (15, 1865200), (16, 1748625), (20, 1398900), (24, 1165750), (25, 1119120), (30, 932600), (40, 699450), (48, 582875), (50, 559560), (60, 466300), (75, 373040), (80, 349725), (100, 279780), (120, 233150), (125, 223824), (150, 186520), (200, 139890), (240, 116575), (250, 111912), (300, 93260), (375, 74608), (400, 69945), (500, 55956), (600, 46630), (750, 37304), (1000, 27978), (1200, 23315), (1500, 18652), (2000, 13989), (3000, 9326), (4663, 6000)]