18195000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{1213}}^1$

素因数の和:1242

約数の個数: 80

約数和(自身を含む): 56888040

約数和(自身を除く): 38693040

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, 1213, 1250, 1500, 1875, 2426, 2500, 3000, 3639, 3750, 4852, 5000, 6065, 7278, 7500, 9704, 12130, 14556, 15000, 18195, 24260, 29112, 30325, 36390, 48520, 60650, 72780, 90975, 121300, 145560, 151625, 181950, 242600, 303250, 363900, 454875, 606500, 727800, 758125, 909750, 1213000, 1516250, 1819500, 2274375, 3032500, 3639000, 4548750, 6065000, 9097500, 18195000]

約数ペア:

[(1, 18195000), (2, 9097500), (3, 6065000), (4, 4548750), (5, 3639000), (6, 3032500), (8, 2274375), (10, 1819500), (12, 1516250), (15, 1213000), (20, 909750), (24, 758125), (25, 727800), (30, 606500), (40, 454875), (50, 363900), (60, 303250), (75, 242600), (100, 181950), (120, 151625), (125, 145560), (150, 121300), (200, 90975), (250, 72780), (300, 60650), (375, 48520), (500, 36390), (600, 30325), (625, 29112), (750, 24260), (1000, 18195), (1213, 15000), (1250, 14556), (1500, 12130), (1875, 9704), (2426, 7500), (2500, 7278), (3000, 6065), (3639, 5000), (3750, 4852)]