256817070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{66361}}^1$

素因数の和:66417

約数の個数: 48

約数和(自身を含む): 683263152

約数和(自身を除く): 426446082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 66361, 132722, 199083, 331805, 398166, 597249, 663610, 995415, 1194498, 1990830, 2853523, 2986245, 5707046, 5972490, 8560569, 14267615, 17121138, 25681707, 28535230, 42802845, 51363414, 85605690, 128408535, 256817070]

約数ペア:

[(1, 256817070), (2, 128408535), (3, 85605690), (5, 51363414), (6, 42802845), (9, 28535230), (10, 25681707), (15, 17121138), (18, 14267615), (30, 8560569), (43, 5972490), (45, 5707046), (86, 2986245), (90, 2853523), (129, 1990830), (215, 1194498), (258, 995415), (387, 663610), (430, 597249), (645, 398166), (774, 331805), (1290, 199083), (1935, 132722), (3870, 66361)]