247688670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{135349}}^1$

素因数の和:135420

約数の個数: 32

約数和(自身を含む): 604202400

約数和(自身を除く): 356513730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 135349, 270698, 406047, 676745, 812094, 1353490, 2030235, 4060470, 8256289, 16512578, 24768867, 41281445, 49537734, 82562890, 123844335, 247688670]

約数ペア:

[(1, 247688670), (2, 123844335), (3, 82562890), (5, 49537734), (6, 41281445), (10, 24768867), (15, 16512578), (30, 8256289), (61, 4060470), (122, 2030235), (183, 1353490), (305, 812094), (366, 676745), (610, 406047), (915, 270698), (1830, 135349)]