1280451270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{6043}}^1$

素因数の和:7069

約数の個数: 64

約数和(自身を含む): 3516157440

約数和(自身を除く): 2235706170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1009, 2018, 3027, 5045, 6043, 6054, 7063, 10090, 12086, 14126, 15135, 18129, 21189, 30215, 30270, 35315, 36258, 42301, 42378, 60430, 70630, 84602, 90645, 105945, 126903, 181290, 211505, 211890, 253806, 423010, 634515, 1269030, 6097387, 12194774, 18292161, 30486935, 36584322, 42681709, 60973870, 85363418, 91460805, 128045127, 182921610, 213408545, 256090254, 426817090, 640225635, 1280451270]

約数ペア:

[(1, 1280451270), (2, 640225635), (3, 426817090), (5, 256090254), (6, 213408545), (7, 182921610), (10, 128045127), (14, 91460805), (15, 85363418), (21, 60973870), (30, 42681709), (35, 36584322), (42, 30486935), (70, 18292161), (105, 12194774), (210, 6097387), (1009, 1269030), (2018, 634515), (3027, 423010), (5045, 253806), (6043, 211890), (6054, 211505), (7063, 181290), (10090, 126903), (12086, 105945), (14126, 90645), (15135, 84602), (18129, 70630), (21189, 60430), (30215, 42378), (30270, 42301), (35315, 36258)]