319728640

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1$

素因数の和:854

約数の個数: 176

約数和(自身を含む): 957406464

約数和(自身を除く): 637677824

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 512, 560, 616, 640, 704, 770, 811, 880, 896, 1024, 1120, 1232, 1280, 1408, 1540, 1622, 1760, 1792, 2240, 2464, 2560, 2816, 3080, 3244, 3520, 3584, 4055, 4480, 4928, 5120, 5632, 5677, 6160, 6488, 7040, 7168, 8110, 8921, 8960, 9856, 11264, 11354, 12320, 12976, 14080, 16220, 17842, 17920, 19712, 22708, 24640, 25952, 28160, 28385, 32440, 35684, 35840, 39424, 44605, 45416, 49280, 51904, 56320, 56770, 62447, 64880, 71368, 78848, 89210, 90832, 98560, 103808, 113540, 124894, 129760, 142736, 178420, 181664, 197120, 207616, 227080, 249788, 259520, 285472, 312235, 356840, 363328, 394240, 415232, 454160, 499576, 519040, 570944, 624470, 713680, 726656, 830464, 908320, 999152, 1038080, 1141888, 1248940, 1427360, 1453312, 1816640, 1998304, 2076160, 2283776, 2497880, 2854720, 2906624, 3633280, 3996608, 4152320, 4567552, 4995760, 5709440, 5813248, 7266560, 7993216, 9135104, 9991520, 11418880, 14533120, 15986432, 19983040, 22837760, 29066240, 31972864, 39966080, 45675520, 63945728, 79932160, 159864320, 319728640]

約数ペア:

[(1, 319728640), (2, 159864320), (4, 79932160), (5, 63945728), (7, 45675520), (8, 39966080), (10, 31972864), (11, 29066240), (14, 22837760), (16, 19983040), (20, 15986432), (22, 14533120), (28, 11418880), (32, 9991520), (35, 9135104), (40, 7993216), (44, 7266560), (55, 5813248), (56, 5709440), (64, 4995760), (70, 4567552), (77, 4152320), (80, 3996608), (88, 3633280), (110, 2906624), (112, 2854720), (128, 2497880), (140, 2283776), (154, 2076160), (160, 1998304), (176, 1816640), (220, 1453312), (224, 1427360), (256, 1248940), (280, 1141888), (308, 1038080), (320, 999152), (352, 908320), (385, 830464), (440, 726656), (448, 713680), (512, 624470), (560, 570944), (616, 519040), (640, 499576), (704, 454160), (770, 415232), (811, 394240), (880, 363328), (896, 356840), (1024, 312235), (1120, 285472), (1232, 259520), (1280, 249788), (1408, 227080), (1540, 207616), (1622, 197120), (1760, 181664), (1792, 178420), (2240, 142736), (2464, 129760), (2560, 124894), (2816, 113540), (3080, 103808), (3244, 98560), (3520, 90832), (3584, 89210), (4055, 78848), (4480, 71368), (4928, 64880), (5120, 62447), (5632, 56770), (5677, 56320), (6160, 51904), (6488, 49280), (7040, 45416), (7168, 44605), (8110, 39424), (8921, 35840), (8960, 35684), (9856, 32440), (11264, 28385), (11354, 28160), (12320, 25952), (12976, 24640), (14080, 22708), (16220, 19712), (17842, 17920)]