16644320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 50159088

約数和(自身を除く): 33514768

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 193, 196, 220, 224, 245, 280, 308, 352, 385, 386, 392, 440, 490, 539, 560, 616, 770, 772, 784, 880, 965, 980, 1078, 1120, 1232, 1351, 1540, 1544, 1568, 1760, 1930, 1960, 2123, 2156, 2464, 2695, 2702, 3080, 3088, 3860, 3920, 4246, 4312, 5390, 5404, 6160, 6176, 6755, 7720, 7840, 8492, 8624, 9457, 10615, 10780, 10808, 12320, 13510, 14861, 15440, 16984, 17248, 18914, 21230, 21560, 21616, 27020, 29722, 30880, 33968, 37828, 42460, 43120, 43232, 47285, 54040, 59444, 67936, 74305, 75656, 84920, 86240, 94570, 104027, 108080, 118888, 148610, 151312, 169840, 189140, 208054, 216160, 237776, 297220, 302624, 339680, 378280, 416108, 475552, 520135, 594440, 756560, 832216, 1040270, 1188880, 1513120, 1664432, 2080540, 2377760, 3328864, 4161080, 8322160, 16644320]

約数ペア:

[(1, 16644320), (2, 8322160), (4, 4161080), (5, 3328864), (7, 2377760), (8, 2080540), (10, 1664432), (11, 1513120), (14, 1188880), (16, 1040270), (20, 832216), (22, 756560), (28, 594440), (32, 520135), (35, 475552), (40, 416108), (44, 378280), (49, 339680), (55, 302624), (56, 297220), (70, 237776), (77, 216160), (80, 208054), (88, 189140), (98, 169840), (110, 151312), (112, 148610), (140, 118888), (154, 108080), (160, 104027), (176, 94570), (193, 86240), (196, 84920), (220, 75656), (224, 74305), (245, 67936), (280, 59444), (308, 54040), (352, 47285), (385, 43232), (386, 43120), (392, 42460), (440, 37828), (490, 33968), (539, 30880), (560, 29722), (616, 27020), (770, 21616), (772, 21560), (784, 21230), (880, 18914), (965, 17248), (980, 16984), (1078, 15440), (1120, 14861), (1232, 13510), (1351, 12320), (1540, 10808), (1544, 10780), (1568, 10615), (1760, 9457), (1930, 8624), (1960, 8492), (2123, 7840), (2156, 7720), (2464, 6755), (2695, 6176), (2702, 6160), (3080, 5404), (3088, 5390), (3860, 4312), (3920, 4246)]