311948000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:902

約数の個数: 192

約数和(自身を含む): 944431488

約数和(自身を除く): 632483488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 125, 130, 140, 160, 175, 182, 200, 208, 224, 250, 260, 280, 325, 350, 364, 400, 416, 455, 500, 520, 560, 650, 700, 728, 800, 857, 875, 910, 1000, 1040, 1120, 1300, 1400, 1456, 1625, 1714, 1750, 1820, 2000, 2080, 2275, 2600, 2800, 2912, 3250, 3428, 3500, 3640, 4000, 4285, 4550, 5200, 5600, 5999, 6500, 6856, 7000, 7280, 8570, 9100, 10400, 11141, 11375, 11998, 13000, 13712, 14000, 14560, 17140, 18200, 21425, 22282, 22750, 23996, 26000, 27424, 28000, 29995, 34280, 36400, 42850, 44564, 45500, 47992, 52000, 55705, 59990, 68560, 72800, 77987, 85700, 89128, 91000, 95984, 107125, 111410, 119980, 137120, 149975, 155974, 171400, 178256, 182000, 191968, 214250, 222820, 239960, 278525, 299950, 311948, 342800, 356512, 364000, 389935, 428500, 445640, 479920, 557050, 599900, 623896, 685600, 749875, 779870, 857000, 891280, 959840, 1114100, 1199800, 1247792, 1392625, 1499750, 1559740, 1714000, 1782560, 1949675, 2228200, 2399600, 2495584, 2785250, 2999500, 3119480, 3428000, 3899350, 4456400, 4799200, 5570500, 5999000, 6238960, 7798700, 8912800, 9748375, 11141000, 11998000, 12477920, 15597400, 19496750, 22282000, 23996000, 31194800, 38993500, 44564000, 62389600, 77987000, 155974000, 311948000]

約数ペア:

[(1, 311948000), (2, 155974000), (4, 77987000), (5, 62389600), (7, 44564000), (8, 38993500), (10, 31194800), (13, 23996000), (14, 22282000), (16, 19496750), (20, 15597400), (25, 12477920), (26, 11998000), (28, 11141000), (32, 9748375), (35, 8912800), (40, 7798700), (50, 6238960), (52, 5999000), (56, 5570500), (65, 4799200), (70, 4456400), (80, 3899350), (91, 3428000), (100, 3119480), (104, 2999500), (112, 2785250), (125, 2495584), (130, 2399600), (140, 2228200), (160, 1949675), (175, 1782560), (182, 1714000), (200, 1559740), (208, 1499750), (224, 1392625), (250, 1247792), (260, 1199800), (280, 1114100), (325, 959840), (350, 891280), (364, 857000), (400, 779870), (416, 749875), (455, 685600), (500, 623896), (520, 599900), (560, 557050), (650, 479920), (700, 445640), (728, 428500), (800, 389935), (857, 364000), (875, 356512), (910, 342800), (1000, 311948), (1040, 299950), (1120, 278525), (1300, 239960), (1400, 222820), (1456, 214250), (1625, 191968), (1714, 182000), (1750, 178256), (1820, 171400), (2000, 155974), (2080, 149975), (2275, 137120), (2600, 119980), (2800, 111410), (2912, 107125), (3250, 95984), (3428, 91000), (3500, 89128), (3640, 85700), (4000, 77987), (4285, 72800), (4550, 68560), (5200, 59990), (5600, 55705), (5999, 52000), (6500, 47992), (6856, 45500), (7000, 44564), (7280, 42850), (8570, 36400), (9100, 34280), (10400, 29995), (11141, 28000), (11375, 27424), (11998, 26000), (13000, 23996), (13712, 22750), (14000, 22282), (14560, 21425), (17140, 18200)]