31940784

素因数分解:

$2^4\times 3^3\times {\mathrm{107}}^1\times {\mathrm{691}}^1$

素因数の和:815

約数の個数: 80

約数和(自身を含む): 92672640

約数和(自身を除く): 60731856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 107, 108, 144, 214, 216, 321, 428, 432, 642, 691, 856, 963, 1284, 1382, 1712, 1926, 2073, 2568, 2764, 2889, 3852, 4146, 5136, 5528, 5778, 6219, 7704, 8292, 11056, 11556, 12438, 15408, 16584, 18657, 23112, 24876, 33168, 37314, 46224, 49752, 73937, 74628, 99504, 147874, 149256, 221811, 295748, 298512, 443622, 591496, 665433, 887244, 1182992, 1330866, 1774488, 1996299, 2661732, 3548976, 3992598, 5323464, 7985196, 10646928, 15970392, 31940784]

約数ペア:

[(1, 31940784), (2, 15970392), (3, 10646928), (4, 7985196), (6, 5323464), (8, 3992598), (9, 3548976), (12, 2661732), (16, 1996299), (18, 1774488), (24, 1330866), (27, 1182992), (36, 887244), (48, 665433), (54, 591496), (72, 443622), (107, 298512), (108, 295748), (144, 221811), (214, 149256), (216, 147874), (321, 99504), (428, 74628), (432, 73937), (642, 49752), (691, 46224), (856, 37314), (963, 33168), (1284, 24876), (1382, 23112), (1712, 18657), (1926, 16584), (2073, 15408), (2568, 12438), (2764, 11556), (2889, 11056), (3852, 8292), (4146, 7704), (5136, 6219), (5528, 5778)]