220108000

素因数分解:

$2^5\times 5^3\times 7^2\times {\mathrm{1123}}^1$

素因数の和:1162

約数の個数: 144

約数和(自身を含む): 629660304

約数和(自身を除く): 409552304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 800, 875, 980, 1000, 1120, 1123, 1225, 1400, 1568, 1750, 1960, 2000, 2246, 2450, 2800, 3500, 3920, 4000, 4492, 4900, 5600, 5615, 6125, 7000, 7840, 7861, 8984, 9800, 11230, 12250, 14000, 15722, 17968, 19600, 22460, 24500, 28000, 28075, 31444, 35936, 39200, 39305, 44920, 49000, 55027, 56150, 62888, 78610, 89840, 98000, 110054, 112300, 125776, 140375, 157220, 179680, 196000, 196525, 220108, 224600, 251552, 275135, 280750, 314440, 393050, 440216, 449200, 550270, 561500, 628880, 786100, 880432, 898400, 982625, 1100540, 1123000, 1257760, 1375675, 1572200, 1760864, 1965250, 2201080, 2246000, 2751350, 3144400, 3930500, 4402160, 4492000, 5502700, 6288800, 6878375, 7861000, 8804320, 11005400, 13756750, 15722000, 22010800, 27513500, 31444000, 44021600, 55027000, 110054000, 220108000]

約数ペア:

[(1, 220108000), (2, 110054000), (4, 55027000), (5, 44021600), (7, 31444000), (8, 27513500), (10, 22010800), (14, 15722000), (16, 13756750), (20, 11005400), (25, 8804320), (28, 7861000), (32, 6878375), (35, 6288800), (40, 5502700), (49, 4492000), (50, 4402160), (56, 3930500), (70, 3144400), (80, 2751350), (98, 2246000), (100, 2201080), (112, 1965250), (125, 1760864), (140, 1572200), (160, 1375675), (175, 1257760), (196, 1123000), (200, 1100540), (224, 982625), (245, 898400), (250, 880432), (280, 786100), (350, 628880), (392, 561500), (400, 550270), (490, 449200), (500, 440216), (560, 393050), (700, 314440), (784, 280750), (800, 275135), (875, 251552), (980, 224600), (1000, 220108), (1120, 196525), (1123, 196000), (1225, 179680), (1400, 157220), (1568, 140375), (1750, 125776), (1960, 112300), (2000, 110054), (2246, 98000), (2450, 89840), (2800, 78610), (3500, 62888), (3920, 56150), (4000, 55027), (4492, 49000), (4900, 44920), (5600, 39305), (5615, 39200), (6125, 35936), (7000, 31444), (7840, 28075), (7861, 28000), (8984, 24500), (9800, 22460), (11230, 19600), (12250, 17968), (14000, 15722)]