311369968

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2707}}^1$

素因数の和:2814

約数の個数: 80

約数和(自身を含む): 752174080

約数和(自身を除く): 440804112

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 158, 182, 208, 316, 364, 553, 632, 728, 1027, 1106, 1264, 1456, 2054, 2212, 2707, 4108, 4424, 5414, 7189, 8216, 8848, 10828, 14378, 16432, 18949, 21656, 28756, 35191, 37898, 43312, 57512, 70382, 75796, 115024, 140764, 151592, 213853, 246337, 281528, 303184, 427706, 492674, 563056, 855412, 985348, 1496971, 1710824, 1970696, 2780089, 2993942, 3421648, 3941392, 5560178, 5987884, 11120356, 11975768, 19460623, 22240712, 23951536, 38921246, 44481424, 77842492, 155684984, 311369968]

約数ペア:

[(1, 311369968), (2, 155684984), (4, 77842492), (7, 44481424), (8, 38921246), (13, 23951536), (14, 22240712), (16, 19460623), (26, 11975768), (28, 11120356), (52, 5987884), (56, 5560178), (79, 3941392), (91, 3421648), (104, 2993942), (112, 2780089), (158, 1970696), (182, 1710824), (208, 1496971), (316, 985348), (364, 855412), (553, 563056), (632, 492674), (728, 427706), (1027, 303184), (1106, 281528), (1264, 246337), (1456, 213853), (2054, 151592), (2212, 140764), (2707, 115024), (4108, 75796), (4424, 70382), (5414, 57512), (7189, 43312), (8216, 37898), (8848, 35191), (10828, 28756), (14378, 21656), (16432, 18949)]