220985016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 658682880

約数和(自身を除く): 437697864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 73, 74, 84, 111, 146, 148, 168, 219, 222, 259, 292, 296, 438, 444, 487, 511, 518, 584, 777, 876, 888, 974, 1022, 1036, 1461, 1533, 1554, 1752, 1948, 2044, 2072, 2701, 2922, 3066, 3108, 3409, 3896, 4088, 5402, 5844, 6132, 6216, 6818, 8103, 10227, 10804, 11688, 12264, 13636, 16206, 18019, 18907, 20454, 21608, 27272, 32412, 35551, 36038, 37814, 40908, 54057, 56721, 64824, 71102, 72076, 75628, 81816, 106653, 108114, 113442, 126133, 142204, 144152, 151256, 213306, 216228, 226884, 248857, 252266, 284408, 378399, 426612, 432456, 453768, 497714, 504532, 746571, 756798, 853224, 995428, 1009064, 1315387, 1493142, 1513596, 1990856, 2630774, 2986284, 3027192, 3946161, 5261548, 5972568, 7892322, 9207709, 10523096, 15784644, 18415418, 27623127, 31569288, 36830836, 55246254, 73661672, 110492508, 220985016]

約数ペア:

[(1, 220985016), (2, 110492508), (3, 73661672), (4, 55246254), (6, 36830836), (7, 31569288), (8, 27623127), (12, 18415418), (14, 15784644), (21, 10523096), (24, 9207709), (28, 7892322), (37, 5972568), (42, 5261548), (56, 3946161), (73, 3027192), (74, 2986284), (84, 2630774), (111, 1990856), (146, 1513596), (148, 1493142), (168, 1315387), (219, 1009064), (222, 995428), (259, 853224), (292, 756798), (296, 746571), (438, 504532), (444, 497714), (487, 453768), (511, 432456), (518, 426612), (584, 378399), (777, 284408), (876, 252266), (888, 248857), (974, 226884), (1022, 216228), (1036, 213306), (1461, 151256), (1533, 144152), (1554, 142204), (1752, 126133), (1948, 113442), (2044, 108114), (2072, 106653), (2701, 81816), (2922, 75628), (3066, 72076), (3108, 71102), (3409, 64824), (3896, 56721), (4088, 54057), (5402, 40908), (5844, 37814), (6132, 36038), (6216, 35551), (6818, 32412), (8103, 27272), (10227, 21608), (10804, 20454), (11688, 18907), (12264, 18019), (13636, 16206)]