257292000

素因数分解:

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

素因数の和:1059

約数の個数: 288

約数和(自身を含む): 1044598464

約数和(自身を除く): 787306464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 125, 126, 140, 144, 150, 160, 168, 175, 180, 200, 210, 224, 225, 240, 250, 252, 280, 288, 300, 315, 336, 350, 360, 375, 400, 420, 450, 480, 500, 504, 525, 560, 600, 630, 672, 700, 720, 750, 800, 840, 875, 900, 1000, 1008, 1021, 1050, 1120, 1125, 1200, 1260, 1400, 1440, 1500, 1575, 1680, 1750, 1800, 2000, 2016, 2042, 2100, 2250, 2400, 2520, 2625, 2800, 3000, 3063, 3150, 3360, 3500, 3600, 4000, 4084, 4200, 4500, 5040, 5105, 5250, 5600, 6000, 6126, 6300, 7000, 7147, 7200, 7875, 8168, 8400, 9000, 9189, 10080, 10210, 10500, 12000, 12252, 12600, 14000, 14294, 15315, 15750, 16336, 16800, 18000, 18378, 20420, 21000, 21441, 24504, 25200, 25525, 28000, 28588, 30630, 31500, 32672, 35735, 36000, 36756, 40840, 42000, 42882, 45945, 49008, 50400, 51050, 57176, 61260, 63000, 64323, 71470, 73512, 76575, 81680, 84000, 85764, 91890, 98016, 102100, 107205, 114352, 122520, 126000, 127625, 128646, 142940, 147024, 153150, 163360, 171528, 178675, 183780, 204200, 214410, 228704, 229725, 245040, 252000, 255250, 257292, 285880, 294048, 306300, 321615, 343056, 357350, 367560, 382875, 408400, 428820, 459450, 490080, 510500, 514584, 536025, 571760, 612600, 643230, 686112, 714700, 735120, 765750, 816800, 857640, 893375, 918900, 1021000, 1029168, 1072050, 1143520, 1148625, 1225200, 1286460, 1429400, 1470240, 1531500, 1608075, 1715280, 1786750, 1837800, 2042000, 2058336, 2144100, 2297250, 2450400, 2572920, 2680125, 2858800, 3063000, 3216150, 3430560, 3573500, 3675600, 4084000, 4288200, 4594500, 5145840, 5360250, 5717600, 6126000, 6432300, 7147000, 7351200, 8040375, 8576400, 9189000, 10291680, 10720500, 12252000, 12864600, 14294000, 16080750, 17152800, 18378000, 21441000, 25729200, 28588000, 32161500, 36756000, 42882000, 51458400, 64323000, 85764000, 128646000, 257292000]

約数ペア:

[(1, 257292000), (2, 128646000), (3, 85764000), (4, 64323000), (5, 51458400), (6, 42882000), (7, 36756000), (8, 32161500), (9, 28588000), (10, 25729200), (12, 21441000), (14, 18378000), (15, 17152800), (16, 16080750), (18, 14294000), (20, 12864600), (21, 12252000), (24, 10720500), (25, 10291680), (28, 9189000), (30, 8576400), (32, 8040375), (35, 7351200), (36, 7147000), (40, 6432300), (42, 6126000), (45, 5717600), (48, 5360250), (50, 5145840), (56, 4594500), (60, 4288200), (63, 4084000), (70, 3675600), (72, 3573500), (75, 3430560), (80, 3216150), (84, 3063000), (90, 2858800), (96, 2680125), (100, 2572920), (105, 2450400), (112, 2297250), (120, 2144100), (125, 2058336), (126, 2042000), (140, 1837800), (144, 1786750), (150, 1715280), (160, 1608075), (168, 1531500), (175, 1470240), (180, 1429400), (200, 1286460), (210, 1225200), (224, 1148625), (225, 1143520), (240, 1072050), (250, 1029168), (252, 1021000), (280, 918900), (288, 893375), (300, 857640), (315, 816800), (336, 765750), (350, 735120), (360, 714700), (375, 686112), (400, 643230), (420, 612600), (450, 571760), (480, 536025), (500, 514584), (504, 510500), (525, 490080), (560, 459450), (600, 428820), (630, 408400), (672, 382875), (700, 367560), (720, 357350), (750, 343056), (800, 321615), (840, 306300), (875, 294048), (900, 285880), (1000, 257292), (1008, 255250), (1021, 252000), (1050, 245040), (1120, 229725), (1125, 228704), (1200, 214410), (1260, 204200), (1400, 183780), (1440, 178675), (1500, 171528), (1575, 163360), (1680, 153150), (1750, 147024), (1800, 142940), (2000, 128646), (2016, 127625), (2042, 126000), (2100, 122520), (2250, 114352), (2400, 107205), (2520, 102100), (2625, 98016), (2800, 91890), (3000, 85764), (3063, 84000), (3150, 81680), (3360, 76575), (3500, 73512), (3600, 71470), (4000, 64323), (4084, 63000), (4200, 61260), (4500, 57176), (5040, 51050), (5105, 50400), (5250, 49008), (5600, 45945), (6000, 42882), (6126, 42000), (6300, 40840), (7000, 36756), (7147, 36000), (7200, 35735), (7875, 32672), (8168, 31500), (8400, 30630), (9000, 28588), (9189, 28000), (10080, 25525), (10210, 25200), (10500, 24504), (12000, 21441), (12252, 21000), (12600, 20420), (14000, 18378), (14294, 18000), (15315, 16800), (15750, 16336)]