128646000

素因数分解:

$2^4\times 3^2\times 5^3\times 7^1\times {\mathrm{1021}}^1$

素因数の和:1057

約数の個数: 240

約数和(自身を含む): 514008768

約数和(自身を除く): 385362768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 125, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 250, 252, 280, 300, 315, 336, 350, 360, 375, 400, 420, 450, 500, 504, 525, 560, 600, 630, 700, 720, 750, 840, 875, 900, 1000, 1008, 1021, 1050, 1125, 1200, 1260, 1400, 1500, 1575, 1680, 1750, 1800, 2000, 2042, 2100, 2250, 2520, 2625, 2800, 3000, 3063, 3150, 3500, 3600, 4084, 4200, 4500, 5040, 5105, 5250, 6000, 6126, 6300, 7000, 7147, 7875, 8168, 8400, 9000, 9189, 10210, 10500, 12252, 12600, 14000, 14294, 15315, 15750, 16336, 18000, 18378, 20420, 21000, 21441, 24504, 25200, 25525, 28588, 30630, 31500, 35735, 36756, 40840, 42000, 42882, 45945, 49008, 51050, 57176, 61260, 63000, 64323, 71470, 73512, 76575, 81680, 85764, 91890, 102100, 107205, 114352, 122520, 126000, 127625, 128646, 142940, 147024, 153150, 171528, 178675, 183780, 204200, 214410, 229725, 245040, 255250, 257292, 285880, 306300, 321615, 343056, 357350, 367560, 382875, 408400, 428820, 459450, 510500, 514584, 536025, 571760, 612600, 643230, 714700, 735120, 765750, 857640, 893375, 918900, 1021000, 1029168, 1072050, 1148625, 1225200, 1286460, 1429400, 1531500, 1608075, 1715280, 1786750, 1837800, 2042000, 2144100, 2297250, 2572920, 2680125, 2858800, 3063000, 3216150, 3573500, 3675600, 4288200, 4594500, 5145840, 5360250, 6126000, 6432300, 7147000, 8040375, 8576400, 9189000, 10720500, 12864600, 14294000, 16080750, 18378000, 21441000, 25729200, 32161500, 42882000, 64323000, 128646000]

約数ペア:

[(1, 128646000), (2, 64323000), (3, 42882000), (4, 32161500), (5, 25729200), (6, 21441000), (7, 18378000), (8, 16080750), (9, 14294000), (10, 12864600), (12, 10720500), (14, 9189000), (15, 8576400), (16, 8040375), (18, 7147000), (20, 6432300), (21, 6126000), (24, 5360250), (25, 5145840), (28, 4594500), (30, 4288200), (35, 3675600), (36, 3573500), (40, 3216150), (42, 3063000), (45, 2858800), (48, 2680125), (50, 2572920), (56, 2297250), (60, 2144100), (63, 2042000), (70, 1837800), (72, 1786750), (75, 1715280), (80, 1608075), (84, 1531500), (90, 1429400), (100, 1286460), (105, 1225200), (112, 1148625), (120, 1072050), (125, 1029168), (126, 1021000), (140, 918900), (144, 893375), (150, 857640), (168, 765750), (175, 735120), (180, 714700), (200, 643230), (210, 612600), (225, 571760), (240, 536025), (250, 514584), (252, 510500), (280, 459450), (300, 428820), (315, 408400), (336, 382875), (350, 367560), (360, 357350), (375, 343056), (400, 321615), (420, 306300), (450, 285880), (500, 257292), (504, 255250), (525, 245040), (560, 229725), (600, 214410), (630, 204200), (700, 183780), (720, 178675), (750, 171528), (840, 153150), (875, 147024), (900, 142940), (1000, 128646), (1008, 127625), (1021, 126000), (1050, 122520), (1125, 114352), (1200, 107205), (1260, 102100), (1400, 91890), (1500, 85764), (1575, 81680), (1680, 76575), (1750, 73512), (1800, 71470), (2000, 64323), (2042, 63000), (2100, 61260), (2250, 57176), (2520, 51050), (2625, 49008), (2800, 45945), (3000, 42882), (3063, 42000), (3150, 40840), (3500, 36756), (3600, 35735), (4084, 31500), (4200, 30630), (4500, 28588), (5040, 25525), (5105, 25200), (5250, 24504), (6000, 21441), (6126, 21000), (6300, 20420), (7000, 18378), (7147, 18000), (7875, 16336), (8168, 15750), (8400, 15315), (9000, 14294), (9189, 14000), (10210, 12600), (10500, 12252)]