639017568

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1609}}^1$

素因数の和:1829

約数の個数: 144

約数和(自身を含む): 2088646560

約数和(自身を除く): 1449628992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 197, 224, 252, 288, 336, 394, 504, 591, 672, 788, 1008, 1182, 1379, 1576, 1609, 1773, 2016, 2364, 2758, 3152, 3218, 3546, 4137, 4728, 4827, 5516, 6304, 6436, 7092, 8274, 9456, 9654, 11032, 11263, 12411, 12872, 14184, 14481, 16548, 18912, 19308, 22064, 22526, 24822, 25744, 28368, 28962, 33096, 33789, 38616, 44128, 45052, 49644, 51488, 56736, 57924, 66192, 67578, 77232, 90104, 99288, 101367, 115848, 132384, 135156, 154464, 180208, 198576, 202734, 231696, 270312, 316973, 360416, 397152, 405468, 463392, 540624, 633946, 810936, 950919, 1081248, 1267892, 1621872, 1901838, 2218811, 2535784, 2852757, 3243744, 3803676, 4437622, 5071568, 5705514, 6656433, 7607352, 8875244, 10143136, 11411028, 13312866, 15214704, 17750488, 19969299, 22822056, 26625732, 30429408, 35500976, 39938598, 45644112, 53251464, 71001952, 79877196, 91288224, 106502928, 159754392, 213005856, 319508784, 639017568]

約数ペア:

[(1, 639017568), (2, 319508784), (3, 213005856), (4, 159754392), (6, 106502928), (7, 91288224), (8, 79877196), (9, 71001952), (12, 53251464), (14, 45644112), (16, 39938598), (18, 35500976), (21, 30429408), (24, 26625732), (28, 22822056), (32, 19969299), (36, 17750488), (42, 15214704), (48, 13312866), (56, 11411028), (63, 10143136), (72, 8875244), (84, 7607352), (96, 6656433), (112, 5705514), (126, 5071568), (144, 4437622), (168, 3803676), (197, 3243744), (224, 2852757), (252, 2535784), (288, 2218811), (336, 1901838), (394, 1621872), (504, 1267892), (591, 1081248), (672, 950919), (788, 810936), (1008, 633946), (1182, 540624), (1379, 463392), (1576, 405468), (1609, 397152), (1773, 360416), (2016, 316973), (2364, 270312), (2758, 231696), (3152, 202734), (3218, 198576), (3546, 180208), (4137, 154464), (4728, 135156), (4827, 132384), (5516, 115848), (6304, 101367), (6436, 99288), (7092, 90104), (8274, 77232), (9456, 67578), (9654, 66192), (11032, 57924), (11263, 56736), (12411, 51488), (12872, 49644), (14184, 45052), (14481, 44128), (16548, 38616), (18912, 33789), (19308, 33096), (22064, 28962), (22526, 28368), (24822, 25744)]