2001600

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{139}}^1$

素因数の和:167

約数の個数: 126

約数和(自身を含む): 7165340

約数和(自身を除く): 5163740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 139, 144, 150, 160, 180, 192, 200, 225, 240, 278, 288, 300, 320, 360, 400, 417, 450, 480, 556, 576, 600, 695, 720, 800, 834, 900, 960, 1112, 1200, 1251, 1390, 1440, 1600, 1668, 1800, 2085, 2224, 2400, 2502, 2780, 2880, 3336, 3475, 3600, 4170, 4448, 4800, 5004, 5560, 6255, 6672, 6950, 7200, 8340, 8896, 10008, 10425, 11120, 12510, 13344, 13900, 14400, 16680, 20016, 20850, 22240, 25020, 26688, 27800, 31275, 33360, 40032, 41700, 44480, 50040, 55600, 62550, 66720, 80064, 83400, 100080, 111200, 125100, 133440, 166800, 200160, 222400, 250200, 333600, 400320, 500400, 667200, 1000800, 2001600]

約数ペア:

[(1, 2001600), (2, 1000800), (3, 667200), (4, 500400), (5, 400320), (6, 333600), (8, 250200), (9, 222400), (10, 200160), (12, 166800), (15, 133440), (16, 125100), (18, 111200), (20, 100080), (24, 83400), (25, 80064), (30, 66720), (32, 62550), (36, 55600), (40, 50040), (45, 44480), (48, 41700), (50, 40032), (60, 33360), (64, 31275), (72, 27800), (75, 26688), (80, 25020), (90, 22240), (96, 20850), (100, 20016), (120, 16680), (139, 14400), (144, 13900), (150, 13344), (160, 12510), (180, 11120), (192, 10425), (200, 10008), (225, 8896), (240, 8340), (278, 7200), (288, 6950), (300, 6672), (320, 6255), (360, 5560), (400, 5004), (417, 4800), (450, 4448), (480, 4170), (556, 3600), (576, 3475), (600, 3336), (695, 2880), (720, 2780), (800, 2502), (834, 2400), (900, 2224), (960, 2085), (1112, 1800), (1200, 1668), (1251, 1600), (1390, 1440)]