1999856760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{15619}}^1$

素因数の和:15741

約数の個数: 128

約数和(自身を含む): 6612883200

約数和(自身を除く): 4613026440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 97, 110, 120, 132, 165, 194, 220, 264, 291, 330, 388, 440, 485, 582, 660, 776, 970, 1067, 1164, 1320, 1455, 1940, 2134, 2328, 2910, 3201, 3880, 4268, 5335, 5820, 6402, 8536, 10670, 11640, 12804, 15619, 16005, 21340, 25608, 31238, 32010, 42680, 46857, 62476, 64020, 78095, 93714, 124952, 128040, 156190, 171809, 187428, 234285, 312380, 343618, 374856, 468570, 515427, 624760, 687236, 859045, 937140, 1030854, 1374472, 1515043, 1718090, 1874280, 2061708, 2577135, 3030086, 3436180, 4123416, 4545129, 5154270, 6060172, 6872360, 7575215, 9090258, 10308540, 12120344, 15150430, 16665473, 18180516, 20617080, 22725645, 30300860, 33330946, 36361032, 45451290, 49996419, 60601720, 66661892, 83327365, 90902580, 99992838, 133323784, 166654730, 181805160, 199985676, 249982095, 333309460, 399971352, 499964190, 666618920, 999928380, 1999856760]

約数ペア:

[(1, 1999856760), (2, 999928380), (3, 666618920), (4, 499964190), (5, 399971352), (6, 333309460), (8, 249982095), (10, 199985676), (11, 181805160), (12, 166654730), (15, 133323784), (20, 99992838), (22, 90902580), (24, 83327365), (30, 66661892), (33, 60601720), (40, 49996419), (44, 45451290), (55, 36361032), (60, 33330946), (66, 30300860), (88, 22725645), (97, 20617080), (110, 18180516), (120, 16665473), (132, 15150430), (165, 12120344), (194, 10308540), (220, 9090258), (264, 7575215), (291, 6872360), (330, 6060172), (388, 5154270), (440, 4545129), (485, 4123416), (582, 3436180), (660, 3030086), (776, 2577135), (970, 2061708), (1067, 1874280), (1164, 1718090), (1320, 1515043), (1455, 1374472), (1940, 1030854), (2134, 937140), (2328, 859045), (2910, 687236), (3201, 624760), (3880, 515427), (4268, 468570), (5335, 374856), (5820, 343618), (6402, 312380), (8536, 234285), (10670, 187428), (11640, 171809), (12804, 156190), (15619, 128040), (16005, 124952), (21340, 93714), (25608, 78095), (31238, 64020), (32010, 62476), (42680, 46857)]