1251000

素因数分解:

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

素因数の和:166

約数の個数: 96

約数和(自身を含む): 4258800

約数和(自身を除く): 3007800

約数列:

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

約数ペア:

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