638052912

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2917}}^1$

素因数の和:2976

約数の個数: 180

約数和(自身を含む): 2144940096

約数和(自身を除く): 1506887184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 98, 112, 124, 126, 144, 147, 168, 186, 196, 217, 248, 252, 279, 294, 336, 372, 392, 434, 441, 496, 504, 558, 588, 651, 744, 784, 868, 882, 1008, 1116, 1176, 1302, 1488, 1519, 1736, 1764, 1953, 2232, 2352, 2604, 2917, 3038, 3472, 3528, 3906, 4464, 4557, 5208, 5834, 6076, 7056, 7812, 8751, 9114, 10416, 11668, 12152, 13671, 15624, 17502, 18228, 20419, 23336, 24304, 26253, 27342, 31248, 35004, 36456, 40838, 46672, 52506, 54684, 61257, 70008, 72912, 81676, 90427, 105012, 109368, 122514, 140016, 142933, 163352, 180854, 183771, 210024, 218736, 245028, 271281, 285866, 326704, 361708, 367542, 420048, 428799, 490056, 542562, 571732, 632989, 723416, 735084, 813843, 857598, 980112, 1085124, 1143464, 1265978, 1286397, 1446832, 1470168, 1627686, 1715196, 1898967, 2170248, 2286928, 2531956, 2572794, 2940336, 3255372, 3430392, 3797934, 4340496, 4430923, 5063912, 5145588, 5696901, 6510744, 6860784, 7595868, 8861846, 10127824, 10291176, 11393802, 13021488, 13292769, 15191736, 17723692, 20582352, 22787604, 26585538, 30383472, 35447384, 39878307, 45575208, 53171076, 70894768, 79756614, 91150416, 106342152, 159513228, 212684304, 319026456, 638052912]

約数ペア:

[(1, 638052912), (2, 319026456), (3, 212684304), (4, 159513228), (6, 106342152), (7, 91150416), (8, 79756614), (9, 70894768), (12, 53171076), (14, 45575208), (16, 39878307), (18, 35447384), (21, 30383472), (24, 26585538), (28, 22787604), (31, 20582352), (36, 17723692), (42, 15191736), (48, 13292769), (49, 13021488), (56, 11393802), (62, 10291176), (63, 10127824), (72, 8861846), (84, 7595868), (93, 6860784), (98, 6510744), (112, 5696901), (124, 5145588), (126, 5063912), (144, 4430923), (147, 4340496), (168, 3797934), (186, 3430392), (196, 3255372), (217, 2940336), (248, 2572794), (252, 2531956), (279, 2286928), (294, 2170248), (336, 1898967), (372, 1715196), (392, 1627686), (434, 1470168), (441, 1446832), (496, 1286397), (504, 1265978), (558, 1143464), (588, 1085124), (651, 980112), (744, 857598), (784, 813843), (868, 735084), (882, 723416), (1008, 632989), (1116, 571732), (1176, 542562), (1302, 490056), (1488, 428799), (1519, 420048), (1736, 367542), (1764, 361708), (1953, 326704), (2232, 285866), (2352, 271281), (2604, 245028), (2917, 218736), (3038, 210024), (3472, 183771), (3528, 180854), (3906, 163352), (4464, 142933), (4557, 140016), (5208, 122514), (5834, 109368), (6076, 105012), (7056, 90427), (7812, 81676), (8751, 72912), (9114, 70008), (10416, 61257), (11668, 54684), (12152, 52506), (13671, 46672), (15624, 40838), (17502, 36456), (18228, 35004), (20419, 31248), (23336, 27342), (24304, 26253)]