30688756

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 63866880

約数和(自身を除く): 33178124

約数列:

[1, 2, 4, 7, 14, 28, 43, 71, 86, 142, 172, 284, 301, 359, 497, 602, 718, 994, 1204, 1436, 1988, 2513, 3053, 5026, 6106, 10052, 12212, 15437, 21371, 25489, 30874, 42742, 50978, 61748, 85484, 101956, 108059, 178423, 216118, 356846, 432236, 713692, 1096027, 2192054, 4384108, 7672189, 15344378, 30688756]

約数ペア:

[(1, 30688756), (2, 15344378), (4, 7672189), (7, 4384108), (14, 2192054), (28, 1096027), (43, 713692), (71, 432236), (86, 356846), (142, 216118), (172, 178423), (284, 108059), (301, 101956), (359, 85484), (497, 61748), (602, 50978), (718, 42742), (994, 30874), (1204, 25489), (1436, 21371), (1988, 15437), (2513, 12212), (3053, 10052), (5026, 6106)]