1971000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{73}}^1$

素因数の和:103

約数の個数: 128

約数和(自身を含む): 6926400

約数和(自身を除く): 4955400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 73, 75, 90, 100, 108, 120, 125, 135, 146, 150, 180, 200, 216, 219, 225, 250, 270, 292, 300, 360, 365, 375, 438, 450, 500, 540, 584, 600, 657, 675, 730, 750, 876, 900, 1000, 1080, 1095, 1125, 1314, 1350, 1460, 1500, 1752, 1800, 1825, 1971, 2190, 2250, 2628, 2700, 2920, 3000, 3285, 3375, 3650, 3942, 4380, 4500, 5256, 5400, 5475, 6570, 6750, 7300, 7884, 8760, 9000, 9125, 9855, 10950, 13140, 13500, 14600, 15768, 16425, 18250, 19710, 21900, 26280, 27000, 27375, 32850, 36500, 39420, 43800, 49275, 54750, 65700, 73000, 78840, 82125, 98550, 109500, 131400, 164250, 197100, 219000, 246375, 328500, 394200, 492750, 657000, 985500, 1971000]

約数ペア:

[(1, 1971000), (2, 985500), (3, 657000), (4, 492750), (5, 394200), (6, 328500), (8, 246375), (9, 219000), (10, 197100), (12, 164250), (15, 131400), (18, 109500), (20, 98550), (24, 82125), (25, 78840), (27, 73000), (30, 65700), (36, 54750), (40, 49275), (45, 43800), (50, 39420), (54, 36500), (60, 32850), (72, 27375), (73, 27000), (75, 26280), (90, 21900), (100, 19710), (108, 18250), (120, 16425), (125, 15768), (135, 14600), (146, 13500), (150, 13140), (180, 10950), (200, 9855), (216, 9125), (219, 9000), (225, 8760), (250, 7884), (270, 7300), (292, 6750), (300, 6570), (360, 5475), (365, 5400), (375, 5256), (438, 4500), (450, 4380), (500, 3942), (540, 3650), (584, 3375), (600, 3285), (657, 3000), (675, 2920), (730, 2700), (750, 2628), (876, 2250), (900, 2190), (1000, 1971), (1080, 1825), (1095, 1800), (1125, 1752), (1314, 1500), (1350, 1460)]