30289168

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 73495296

約数和(自身を除く): 43206128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 293, 364, 497, 568, 586, 728, 923, 994, 1136, 1172, 1456, 1846, 1988, 2051, 2344, 3692, 3809, 3976, 4102, 4688, 6461, 7384, 7618, 7952, 8204, 12922, 14768, 15236, 16408, 20803, 25844, 26663, 30472, 32816, 41606, 51688, 53326, 60944, 83212, 103376, 106652, 145621, 166424, 213304, 270439, 291242, 332848, 426608, 540878, 582484, 1081756, 1164968, 1893073, 2163512, 2329936, 3786146, 4327024, 7572292, 15144584, 30289168]

約数ペア:

[(1, 30289168), (2, 15144584), (4, 7572292), (7, 4327024), (8, 3786146), (13, 2329936), (14, 2163512), (16, 1893073), (26, 1164968), (28, 1081756), (52, 582484), (56, 540878), (71, 426608), (91, 332848), (104, 291242), (112, 270439), (142, 213304), (182, 166424), (208, 145621), (284, 106652), (293, 103376), (364, 83212), (497, 60944), (568, 53326), (586, 51688), (728, 41606), (923, 32816), (994, 30472), (1136, 26663), (1172, 25844), (1456, 20803), (1846, 16408), (1988, 15236), (2051, 14768), (2344, 12922), (3692, 8204), (3809, 7952), (3976, 7618), (4102, 7384), (4688, 6461)]