231837130

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 490406400

約数和(自身を除く): 258569270

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 257, 263, 343, 490, 514, 526, 686, 1285, 1315, 1715, 1799, 1841, 2570, 2630, 3430, 3598, 3682, 8995, 9205, 12593, 12887, 17990, 18410, 25186, 25774, 62965, 64435, 67591, 88151, 90209, 125930, 128870, 135182, 176302, 180418, 337955, 440755, 451045, 473137, 675910, 881510, 902090, 946274, 2365685, 3311959, 4731370, 6623918, 16559795, 23183713, 33119590, 46367426, 115918565, 231837130]

約数ペア:

[(1, 231837130), (2, 115918565), (5, 46367426), (7, 33119590), (10, 23183713), (14, 16559795), (35, 6623918), (49, 4731370), (70, 3311959), (98, 2365685), (245, 946274), (257, 902090), (263, 881510), (343, 675910), (490, 473137), (514, 451045), (526, 440755), (686, 337955), (1285, 180418), (1315, 176302), (1715, 135182), (1799, 128870), (1841, 125930), (2570, 90209), (2630, 88151), (3430, 67591), (3598, 64435), (3682, 62965), (8995, 25774), (9205, 25186), (12593, 18410), (12887, 17990)]