87977120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 267515136

約数和(自身を除く): 179538016

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 88, 110, 112, 140, 148, 154, 160, 176, 185, 193, 220, 224, 259, 280, 296, 308, 352, 370, 385, 386, 407, 440, 518, 560, 592, 616, 740, 770, 772, 814, 880, 965, 1036, 1120, 1184, 1232, 1295, 1351, 1480, 1540, 1544, 1628, 1760, 1930, 2035, 2072, 2123, 2464, 2590, 2702, 2849, 2960, 3080, 3088, 3256, 3860, 4070, 4144, 4246, 5180, 5404, 5698, 5920, 6160, 6176, 6512, 6755, 7141, 7720, 8140, 8288, 8492, 10360, 10615, 10808, 11396, 12320, 13024, 13510, 14245, 14282, 14861, 15440, 16280, 16984, 20720, 21230, 21616, 22792, 27020, 28490, 28564, 29722, 30880, 32560, 33968, 35705, 41440, 42460, 43232, 45584, 49987, 54040, 56980, 57128, 59444, 65120, 67936, 71410, 74305, 78551, 84920, 91168, 99974, 108080, 113960, 114256, 118888, 142820, 148610, 157102, 169840, 199948, 216160, 227920, 228512, 237776, 249935, 285640, 297220, 314204, 339680, 392755, 399896, 455840, 475552, 499870, 549857, 571280, 594440, 628408, 785510, 799792, 999740, 1099714, 1142560, 1188880, 1256816, 1571020, 1599584, 1999480, 2199428, 2377760, 2513632, 2749285, 3142040, 3998960, 4398856, 5498570, 6284080, 7997920, 8797712, 10997140, 12568160, 17595424, 21994280, 43988560, 87977120]

約数ペア:

[(1, 87977120), (2, 43988560), (4, 21994280), (5, 17595424), (7, 12568160), (8, 10997140), (10, 8797712), (11, 7997920), (14, 6284080), (16, 5498570), (20, 4398856), (22, 3998960), (28, 3142040), (32, 2749285), (35, 2513632), (37, 2377760), (40, 2199428), (44, 1999480), (55, 1599584), (56, 1571020), (70, 1256816), (74, 1188880), (77, 1142560), (80, 1099714), (88, 999740), (110, 799792), (112, 785510), (140, 628408), (148, 594440), (154, 571280), (160, 549857), (176, 499870), (185, 475552), (193, 455840), (220, 399896), (224, 392755), (259, 339680), (280, 314204), (296, 297220), (308, 285640), (352, 249935), (370, 237776), (385, 228512), (386, 227920), (407, 216160), (440, 199948), (518, 169840), (560, 157102), (592, 148610), (616, 142820), (740, 118888), (770, 114256), (772, 113960), (814, 108080), (880, 99974), (965, 91168), (1036, 84920), (1120, 78551), (1184, 74305), (1232, 71410), (1295, 67936), (1351, 65120), (1480, 59444), (1540, 57128), (1544, 56980), (1628, 54040), (1760, 49987), (1930, 45584), (2035, 43232), (2072, 42460), (2123, 41440), (2464, 35705), (2590, 33968), (2702, 32560), (2849, 30880), (2960, 29722), (3080, 28564), (3088, 28490), (3256, 27020), (3860, 22792), (4070, 21616), (4144, 21230), (4246, 20720), (5180, 16984), (5404, 16280), (5698, 15440), (5920, 14861), (6160, 14282), (6176, 14245), (6512, 13510), (6755, 13024), (7141, 12320), (7720, 11396), (8140, 10808), (8288, 10615), (8492, 10360)]