15885000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{353}}^1$

素因数の和:385

約数の個数: 120

約数和(自身を含む): 53912430

約数和(自身を除く): 38027430

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 353, 360, 375, 450, 500, 600, 625, 706, 750, 900, 1000, 1059, 1125, 1250, 1412, 1500, 1765, 1800, 1875, 2118, 2250, 2500, 2824, 3000, 3177, 3530, 3750, 4236, 4500, 5000, 5295, 5625, 6354, 7060, 7500, 8472, 8825, 9000, 10590, 11250, 12708, 14120, 15000, 15885, 17650, 21180, 22500, 25416, 26475, 31770, 35300, 42360, 44125, 45000, 52950, 63540, 70600, 79425, 88250, 105900, 127080, 132375, 158850, 176500, 211800, 220625, 264750, 317700, 353000, 397125, 441250, 529500, 635400, 661875, 794250, 882500, 1059000, 1323750, 1588500, 1765000, 1985625, 2647500, 3177000, 3971250, 5295000, 7942500, 15885000]

約数ペア:

[(1, 15885000), (2, 7942500), (3, 5295000), (4, 3971250), (5, 3177000), (6, 2647500), (8, 1985625), (9, 1765000), (10, 1588500), (12, 1323750), (15, 1059000), (18, 882500), (20, 794250), (24, 661875), (25, 635400), (30, 529500), (36, 441250), (40, 397125), (45, 353000), (50, 317700), (60, 264750), (72, 220625), (75, 211800), (90, 176500), (100, 158850), (120, 132375), (125, 127080), (150, 105900), (180, 88250), (200, 79425), (225, 70600), (250, 63540), (300, 52950), (353, 45000), (360, 44125), (375, 42360), (450, 35300), (500, 31770), (600, 26475), (625, 25416), (706, 22500), (750, 21180), (900, 17650), (1000, 15885), (1059, 15000), (1125, 14120), (1250, 12708), (1412, 11250), (1500, 10590), (1765, 9000), (1800, 8825), (1875, 8472), (2118, 7500), (2250, 7060), (2500, 6354), (2824, 5625), (3000, 5295), (3177, 5000), (3530, 4500), (3750, 4236)]