258944000

素因数分解:

$2^{10}\times 5^3\times 7^1\times {\mathrm{17}}^2$

素因数の和:76

約数の個数: 264

約数和(自身を含む): 784279392

約数和(自身を除く): 525335392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 64, 68, 70, 80, 85, 100, 112, 119, 125, 128, 136, 140, 160, 170, 175, 200, 224, 238, 250, 256, 272, 280, 289, 320, 340, 350, 400, 425, 448, 476, 500, 512, 544, 560, 578, 595, 640, 680, 700, 800, 850, 875, 896, 952, 1000, 1024, 1088, 1120, 1156, 1190, 1280, 1360, 1400, 1445, 1600, 1700, 1750, 1792, 1904, 2000, 2023, 2125, 2176, 2240, 2312, 2380, 2560, 2720, 2800, 2890, 2975, 3200, 3400, 3500, 3584, 3808, 4000, 4046, 4250, 4352, 4480, 4624, 4760, 5120, 5440, 5600, 5780, 5950, 6400, 6800, 7000, 7168, 7225, 7616, 8000, 8092, 8500, 8704, 8960, 9248, 9520, 10115, 10880, 11200, 11560, 11900, 12800, 13600, 14000, 14450, 14875, 15232, 16000, 16184, 17000, 17408, 17920, 18496, 19040, 20230, 21760, 22400, 23120, 23800, 25600, 27200, 28000, 28900, 29750, 30464, 32000, 32368, 34000, 35840, 36125, 36992, 38080, 40460, 43520, 44800, 46240, 47600, 50575, 54400, 56000, 57800, 59500, 60928, 64000, 64736, 68000, 72250, 73984, 76160, 80920, 87040, 89600, 92480, 95200, 101150, 108800, 112000, 115600, 119000, 121856, 128000, 129472, 136000, 144500, 147968, 152320, 161840, 179200, 184960, 190400, 202300, 217600, 224000, 231200, 238000, 252875, 258944, 272000, 289000, 295936, 304640, 323680, 369920, 380800, 404600, 435200, 448000, 462400, 476000, 505750, 517888, 544000, 578000, 609280, 647360, 739840, 761600, 809200, 896000, 924800, 952000, 1011500, 1035776, 1088000, 1156000, 1294720, 1479680, 1523200, 1618400, 1849600, 1904000, 2023000, 2071552, 2176000, 2312000, 2589440, 3046400, 3236800, 3699200, 3808000, 4046000, 4624000, 5178880, 6473600, 7398400, 7616000, 8092000, 9248000, 10357760, 12947200, 15232000, 16184000, 18496000, 25894400, 32368000, 36992000, 51788800, 64736000, 129472000, 258944000]

約数ペア:

[(1, 258944000), (2, 129472000), (4, 64736000), (5, 51788800), (7, 36992000), (8, 32368000), (10, 25894400), (14, 18496000), (16, 16184000), (17, 15232000), (20, 12947200), (25, 10357760), (28, 9248000), (32, 8092000), (34, 7616000), (35, 7398400), (40, 6473600), (50, 5178880), (56, 4624000), (64, 4046000), (68, 3808000), (70, 3699200), (80, 3236800), (85, 3046400), (100, 2589440), (112, 2312000), (119, 2176000), (125, 2071552), (128, 2023000), (136, 1904000), (140, 1849600), (160, 1618400), (170, 1523200), (175, 1479680), (200, 1294720), (224, 1156000), (238, 1088000), (250, 1035776), (256, 1011500), (272, 952000), (280, 924800), (289, 896000), (320, 809200), (340, 761600), (350, 739840), (400, 647360), (425, 609280), (448, 578000), (476, 544000), (500, 517888), (512, 505750), (544, 476000), (560, 462400), (578, 448000), (595, 435200), (640, 404600), (680, 380800), (700, 369920), (800, 323680), (850, 304640), (875, 295936), (896, 289000), (952, 272000), (1000, 258944), (1024, 252875), (1088, 238000), (1120, 231200), (1156, 224000), (1190, 217600), (1280, 202300), (1360, 190400), (1400, 184960), (1445, 179200), (1600, 161840), (1700, 152320), (1750, 147968), (1792, 144500), (1904, 136000), (2000, 129472), (2023, 128000), (2125, 121856), (2176, 119000), (2240, 115600), (2312, 112000), (2380, 108800), (2560, 101150), (2720, 95200), (2800, 92480), (2890, 89600), (2975, 87040), (3200, 80920), (3400, 76160), (3500, 73984), (3584, 72250), (3808, 68000), (4000, 64736), (4046, 64000), (4250, 60928), (4352, 59500), (4480, 57800), (4624, 56000), (4760, 54400), (5120, 50575), (5440, 47600), (5600, 46240), (5780, 44800), (5950, 43520), (6400, 40460), (6800, 38080), (7000, 36992), (7168, 36125), (7225, 35840), (7616, 34000), (8000, 32368), (8092, 32000), (8500, 30464), (8704, 29750), (8960, 28900), (9248, 28000), (9520, 27200), (10115, 25600), (10880, 23800), (11200, 23120), (11560, 22400), (11900, 21760), (12800, 20230), (13600, 19040), (14000, 18496), (14450, 17920), (14875, 17408), (15232, 17000), (16000, 16184)]