2019181440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5449}}^1$

素因数の和:5664

約数の個数: 128

約数和(自身を含む): 6470676000

約数和(自身を除く): 4451494560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 193, 240, 320, 384, 386, 480, 579, 640, 772, 960, 965, 1158, 1544, 1920, 1930, 2316, 2895, 3088, 3860, 4632, 5449, 5790, 6176, 7720, 9264, 10898, 11580, 12352, 15440, 16347, 18528, 21796, 23160, 24704, 27245, 30880, 32694, 37056, 43592, 46320, 54490, 61760, 65388, 74112, 81735, 87184, 92640, 108980, 123520, 130776, 163470, 174368, 185280, 217960, 261552, 326940, 348736, 370560, 435920, 523104, 653880, 697472, 871840, 1046208, 1051657, 1307760, 1743680, 2092416, 2103314, 2615520, 3154971, 3487360, 4206628, 5231040, 5258285, 6309942, 8413256, 10462080, 10516570, 12619884, 15774855, 16826512, 21033140, 25239768, 31549710, 33653024, 42066280, 50479536, 63099420, 67306048, 84132560, 100959072, 126198840, 134612096, 168265120, 201918144, 252397680, 336530240, 403836288, 504795360, 673060480, 1009590720, 2019181440]

約数ペア:

[(1, 2019181440), (2, 1009590720), (3, 673060480), (4, 504795360), (5, 403836288), (6, 336530240), (8, 252397680), (10, 201918144), (12, 168265120), (15, 134612096), (16, 126198840), (20, 100959072), (24, 84132560), (30, 67306048), (32, 63099420), (40, 50479536), (48, 42066280), (60, 33653024), (64, 31549710), (80, 25239768), (96, 21033140), (120, 16826512), (128, 15774855), (160, 12619884), (192, 10516570), (193, 10462080), (240, 8413256), (320, 6309942), (384, 5258285), (386, 5231040), (480, 4206628), (579, 3487360), (640, 3154971), (772, 2615520), (960, 2103314), (965, 2092416), (1158, 1743680), (1544, 1307760), (1920, 1051657), (1930, 1046208), (2316, 871840), (2895, 697472), (3088, 653880), (3860, 523104), (4632, 435920), (5449, 370560), (5790, 348736), (6176, 326940), (7720, 261552), (9264, 217960), (10898, 185280), (11580, 174368), (12352, 163470), (15440, 130776), (16347, 123520), (18528, 108980), (21796, 92640), (23160, 87184), (24704, 81735), (27245, 74112), (30880, 65388), (32694, 61760), (37056, 54490), (43592, 46320)]