255982800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{213319}}^1$

素因数の和:213340

約数の個数: 60

約数和(自身を含む): 820002080

約数和(自身を除く): 564019280

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, 150, 200, 240, 300, 400, 600, 1200, 213319, 426638, 639957, 853276, 1066595, 1279914, 1706552, 2133190, 2559828, 3199785, 3413104, 4266380, 5119656, 5332975, 6399570, 8532760, 10239312, 10665950, 12799140, 15998925, 17065520, 21331900, 25598280, 31997850, 42663800, 51196560, 63995700, 85327600, 127991400, 255982800]

約数ペア:

[(1, 255982800), (2, 127991400), (3, 85327600), (4, 63995700), (5, 51196560), (6, 42663800), (8, 31997850), (10, 25598280), (12, 21331900), (15, 17065520), (16, 15998925), (20, 12799140), (24, 10665950), (25, 10239312), (30, 8532760), (40, 6399570), (48, 5332975), (50, 5119656), (60, 4266380), (75, 3413104), (80, 3199785), (100, 2559828), (120, 2133190), (150, 1706552), (200, 1279914), (240, 1066595), (300, 853276), (400, 639957), (600, 426638), (1200, 213319)]