313702928

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2861}}^1$

素因数の和:2976

約数の個数: 80

約数和(自身を含む): 766558080

約数和(自身を除く): 452855152

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 89, 112, 154, 176, 178, 308, 356, 616, 623, 712, 979, 1232, 1246, 1424, 1958, 2492, 2861, 3916, 4984, 5722, 6853, 7832, 9968, 11444, 13706, 15664, 20027, 22888, 27412, 31471, 40054, 45776, 54824, 62942, 80108, 109648, 125884, 160216, 220297, 251768, 254629, 320432, 440594, 503536, 509258, 881188, 1018516, 1762376, 1782403, 2037032, 2800919, 3524752, 3564806, 4074064, 5601838, 7129612, 11203676, 14259224, 19606433, 22407352, 28518448, 39212866, 44814704, 78425732, 156851464, 313702928]

約数ペア:

[(1, 313702928), (2, 156851464), (4, 78425732), (7, 44814704), (8, 39212866), (11, 28518448), (14, 22407352), (16, 19606433), (22, 14259224), (28, 11203676), (44, 7129612), (56, 5601838), (77, 4074064), (88, 3564806), (89, 3524752), (112, 2800919), (154, 2037032), (176, 1782403), (178, 1762376), (308, 1018516), (356, 881188), (616, 509258), (623, 503536), (712, 440594), (979, 320432), (1232, 254629), (1246, 251768), (1424, 220297), (1958, 160216), (2492, 125884), (2861, 109648), (3916, 80108), (4984, 62942), (5722, 54824), (6853, 45776), (7832, 40054), (9968, 31471), (11444, 27412), (13706, 22888), (15664, 20027)]