127788600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{212981}}^1$

素因数の和:213000

約数の個数: 48

約数和(自身を含む): 396146520

約数和(自身を除く): 268357920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 212981, 425962, 638943, 851924, 1064905, 1277886, 1703848, 2129810, 2555772, 3194715, 4259620, 5111544, 5324525, 6389430, 8519240, 10649050, 12778860, 15973575, 21298100, 25557720, 31947150, 42596200, 63894300, 127788600]

約数ペア:

[(1, 127788600), (2, 63894300), (3, 42596200), (4, 31947150), (5, 25557720), (6, 21298100), (8, 15973575), (10, 12778860), (12, 10649050), (15, 8519240), (20, 6389430), (24, 5324525), (25, 5111544), (30, 4259620), (40, 3194715), (50, 2555772), (60, 2129810), (75, 1703848), (100, 1277886), (120, 1064905), (150, 851924), (200, 638943), (300, 425962), (600, 212981)]