208959115840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{204509}}^1$

素因数の和:204660

約数の個数: 112

約数和(自身を含む): 518624271360

約数和(自身を除く): 309665155520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 103, 124, 155, 160, 206, 248, 310, 320, 412, 496, 515, 620, 824, 992, 1030, 1240, 1648, 1984, 2060, 2480, 3193, 3296, 4120, 4960, 6386, 6592, 8240, 9920, 12772, 15965, 16480, 25544, 31930, 32960, 51088, 63860, 102176, 127720, 204352, 204509, 255440, 409018, 510880, 818036, 1021760, 1022545, 1636072, 2045090, 3272144, 4090180, 6339779, 6544288, 8180360, 12679558, 13088576, 16360720, 21064427, 25359116, 31698895, 32721440, 42128854, 50718232, 63397790, 65442880, 84257708, 101436464, 105322135, 126795580, 168515416, 202872928, 210644270, 253591160, 337030832, 405745856, 421288540, 507182320, 652997237, 674061664, 842577080, 1014364640, 1305994474, 1348123328, 1685154160, 2028729280, 2611988948, 3264986185, 3370308320, 5223977896, 6529972370, 6740616640, 10447955792, 13059944740, 20895911584, 26119889480, 41791823168, 52239778960, 104479557920, 208959115840]

約数ペア:

[(1, 208959115840), (2, 104479557920), (4, 52239778960), (5, 41791823168), (8, 26119889480), (10, 20895911584), (16, 13059944740), (20, 10447955792), (31, 6740616640), (32, 6529972370), (40, 5223977896), (62, 3370308320), (64, 3264986185), (80, 2611988948), (103, 2028729280), (124, 1685154160), (155, 1348123328), (160, 1305994474), (206, 1014364640), (248, 842577080), (310, 674061664), (320, 652997237), (412, 507182320), (496, 421288540), (515, 405745856), (620, 337030832), (824, 253591160), (992, 210644270), (1030, 202872928), (1240, 168515416), (1648, 126795580), (1984, 105322135), (2060, 101436464), (2480, 84257708), (3193, 65442880), (3296, 63397790), (4120, 50718232), (4960, 42128854), (6386, 32721440), (6592, 31698895), (8240, 25359116), (9920, 21064427), (12772, 16360720), (15965, 13088576), (16480, 12679558), (25544, 8180360), (31930, 6544288), (32960, 6339779), (51088, 4090180), (63860, 3272144), (102176, 2045090), (127720, 1636072), (204352, 1022545), (204509, 1021760), (255440, 818036), (409018, 510880)]