64340320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 167650560

約数和(自身を除く): 103310240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 139, 160, 176, 220, 263, 278, 352, 440, 526, 556, 695, 880, 1052, 1112, 1315, 1390, 1529, 1760, 2104, 2224, 2630, 2780, 2893, 3058, 4208, 4448, 5260, 5560, 5786, 6116, 7645, 8416, 10520, 11120, 11572, 12232, 14465, 15290, 21040, 22240, 23144, 24464, 28930, 30580, 36557, 42080, 46288, 48928, 57860, 61160, 73114, 92576, 115720, 122320, 146228, 182785, 231440, 244640, 292456, 365570, 402127, 462880, 584912, 731140, 804254, 1169824, 1462280, 1608508, 2010635, 2924560, 3217016, 4021270, 5849120, 6434032, 8042540, 12868064, 16085080, 32170160, 64340320]

約数ペア:

[(1, 64340320), (2, 32170160), (4, 16085080), (5, 12868064), (8, 8042540), (10, 6434032), (11, 5849120), (16, 4021270), (20, 3217016), (22, 2924560), (32, 2010635), (40, 1608508), (44, 1462280), (55, 1169824), (80, 804254), (88, 731140), (110, 584912), (139, 462880), (160, 402127), (176, 365570), (220, 292456), (263, 244640), (278, 231440), (352, 182785), (440, 146228), (526, 122320), (556, 115720), (695, 92576), (880, 73114), (1052, 61160), (1112, 57860), (1315, 48928), (1390, 46288), (1529, 42080), (1760, 36557), (2104, 30580), (2224, 28930), (2630, 24464), (2780, 23144), (2893, 22240), (3058, 21040), (4208, 15290), (4448, 14465), (5260, 12232), (5560, 11572), (5786, 11120), (6116, 10520), (7645, 8416)]