1921088000

素因数分解:

$2^9\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2309}}^1$

素因数の和:2355

約数の個数: 160

約数和(自身を含む): 5161075920

約数和(自身を除く): 3239987920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 256, 260, 320, 325, 400, 416, 500, 512, 520, 640, 650, 800, 832, 1000, 1040, 1280, 1300, 1600, 1625, 1664, 2000, 2080, 2309, 2560, 2600, 3200, 3250, 3328, 4000, 4160, 4618, 5200, 6400, 6500, 6656, 8000, 8320, 9236, 10400, 11545, 12800, 13000, 16000, 16640, 18472, 20800, 23090, 26000, 30017, 32000, 33280, 36944, 41600, 46180, 52000, 57725, 60034, 64000, 73888, 83200, 92360, 104000, 115450, 120068, 147776, 150085, 166400, 184720, 208000, 230900, 240136, 288625, 295552, 300170, 369440, 416000, 461800, 480272, 577250, 591104, 600340, 738880, 750425, 832000, 923600, 960544, 1154500, 1182208, 1200680, 1477760, 1500850, 1847200, 1921088, 2309000, 2401360, 2955520, 3001700, 3694400, 3752125, 3842176, 4618000, 4802720, 5911040, 6003400, 7388800, 7504250, 7684352, 9236000, 9605440, 12006800, 14777600, 15008500, 15368704, 18472000, 19210880, 24013600, 29555200, 30017000, 36944000, 38421760, 48027200, 60034000, 73888000, 76843520, 96054400, 120068000, 147776000, 192108800, 240136000, 384217600, 480272000, 960544000, 1921088000]

約数ペア:

[(1, 1921088000), (2, 960544000), (4, 480272000), (5, 384217600), (8, 240136000), (10, 192108800), (13, 147776000), (16, 120068000), (20, 96054400), (25, 76843520), (26, 73888000), (32, 60034000), (40, 48027200), (50, 38421760), (52, 36944000), (64, 30017000), (65, 29555200), (80, 24013600), (100, 19210880), (104, 18472000), (125, 15368704), (128, 15008500), (130, 14777600), (160, 12006800), (200, 9605440), (208, 9236000), (250, 7684352), (256, 7504250), (260, 7388800), (320, 6003400), (325, 5911040), (400, 4802720), (416, 4618000), (500, 3842176), (512, 3752125), (520, 3694400), (640, 3001700), (650, 2955520), (800, 2401360), (832, 2309000), (1000, 1921088), (1040, 1847200), (1280, 1500850), (1300, 1477760), (1600, 1200680), (1625, 1182208), (1664, 1154500), (2000, 960544), (2080, 923600), (2309, 832000), (2560, 750425), (2600, 738880), (3200, 600340), (3250, 591104), (3328, 577250), (4000, 480272), (4160, 461800), (4618, 416000), (5200, 369440), (6400, 300170), (6500, 295552), (6656, 288625), (8000, 240136), (8320, 230900), (9236, 208000), (10400, 184720), (11545, 166400), (12800, 150085), (13000, 147776), (16000, 120068), (16640, 115450), (18472, 104000), (20800, 92360), (23090, 83200), (26000, 73888), (30017, 64000), (32000, 60034), (33280, 57725), (36944, 52000), (41600, 46180)]