319672276

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2213}}^1$

素因数の和:2309

約数の個数: 72

約数和(自身を含む): 720842976

約数和(自身を除く): 401170700

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 67, 77, 98, 134, 154, 196, 268, 308, 469, 539, 737, 938, 1078, 1474, 1876, 2156, 2213, 2948, 3283, 4426, 5159, 6566, 8852, 10318, 13132, 15491, 20636, 24343, 30982, 36113, 48686, 61964, 72226, 97372, 108437, 144452, 148271, 170401, 216874, 296542, 340802, 433748, 593084, 681604, 1037897, 1192807, 1630981, 2075794, 2385614, 3261962, 4151588, 4771228, 6523924, 7265279, 11416867, 14530558, 22833734, 29061116, 45667468, 79918069, 159836138, 319672276]

約数ペア:

[(1, 319672276), (2, 159836138), (4, 79918069), (7, 45667468), (11, 29061116), (14, 22833734), (22, 14530558), (28, 11416867), (44, 7265279), (49, 6523924), (67, 4771228), (77, 4151588), (98, 3261962), (134, 2385614), (154, 2075794), (196, 1630981), (268, 1192807), (308, 1037897), (469, 681604), (539, 593084), (737, 433748), (938, 340802), (1078, 296542), (1474, 216874), (1876, 170401), (2156, 148271), (2213, 144452), (2948, 108437), (3283, 97372), (4426, 72226), (5159, 61964), (6566, 48686), (8852, 36113), (10318, 30982), (13132, 24343), (15491, 20636)]