220485000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{14699}}^1$

素因数の和:14728

約数の個数: 80

約数和(自身を含む): 688842000

約数和(自身を除く): 468357000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1875, 2500, 3000, 3750, 5000, 7500, 14699, 15000, 29398, 44097, 58796, 73495, 88194, 117592, 146990, 176388, 220485, 293980, 352776, 367475, 440970, 587960, 734950, 881940, 1102425, 1469900, 1763880, 1837375, 2204850, 2939800, 3674750, 4409700, 5512125, 7349500, 8819400, 9186875, 11024250, 14699000, 18373750, 22048500, 27560625, 36747500, 44097000, 55121250, 73495000, 110242500, 220485000]

約数ペア:

[(1, 220485000), (2, 110242500), (3, 73495000), (4, 55121250), (5, 44097000), (6, 36747500), (8, 27560625), (10, 22048500), (12, 18373750), (15, 14699000), (20, 11024250), (24, 9186875), (25, 8819400), (30, 7349500), (40, 5512125), (50, 4409700), (60, 3674750), (75, 2939800), (100, 2204850), (120, 1837375), (125, 1763880), (150, 1469900), (200, 1102425), (250, 881940), (300, 734950), (375, 587960), (500, 440970), (600, 367475), (625, 352776), (750, 293980), (1000, 220485), (1250, 176388), (1500, 146990), (1875, 117592), (2500, 88194), (3000, 73495), (3750, 58796), (5000, 44097), (7500, 29398), (14699, 15000)]