2502000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{139}}^1$

素因数の和:168

約数の個数: 120

約数和(自身を含む): 8801520

約数和(自身を除く): 6299520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 139, 144, 150, 180, 200, 225, 240, 250, 278, 300, 360, 375, 400, 417, 450, 500, 556, 600, 695, 720, 750, 834, 900, 1000, 1112, 1125, 1200, 1251, 1390, 1500, 1668, 1800, 2000, 2085, 2224, 2250, 2502, 2780, 3000, 3336, 3475, 3600, 4170, 4500, 5004, 5560, 6000, 6255, 6672, 6950, 8340, 9000, 10008, 10425, 11120, 12510, 13900, 16680, 17375, 18000, 20016, 20850, 25020, 27800, 31275, 33360, 34750, 41700, 50040, 52125, 55600, 62550, 69500, 83400, 100080, 104250, 125100, 139000, 156375, 166800, 208500, 250200, 278000, 312750, 417000, 500400, 625500, 834000, 1251000, 2502000]

約数ペア:

[(1, 2502000), (2, 1251000), (3, 834000), (4, 625500), (5, 500400), (6, 417000), (8, 312750), (9, 278000), (10, 250200), (12, 208500), (15, 166800), (16, 156375), (18, 139000), (20, 125100), (24, 104250), (25, 100080), (30, 83400), (36, 69500), (40, 62550), (45, 55600), (48, 52125), (50, 50040), (60, 41700), (72, 34750), (75, 33360), (80, 31275), (90, 27800), (100, 25020), (120, 20850), (125, 20016), (139, 18000), (144, 17375), (150, 16680), (180, 13900), (200, 12510), (225, 11120), (240, 10425), (250, 10008), (278, 9000), (300, 8340), (360, 6950), (375, 6672), (400, 6255), (417, 6000), (450, 5560), (500, 5004), (556, 4500), (600, 4170), (695, 3600), (720, 3475), (750, 3336), (834, 3000), (900, 2780), (1000, 2502), (1112, 2250), (1125, 2224), (1200, 2085), (1251, 2000), (1390, 1800), (1500, 1668)]