312396370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{218459}}^1$

素因数の和:218490

約数の個数: 32

約数和(自身を含む): 660623040

約数和(自身を除く): 348226670

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 218459, 436918, 1092295, 2184590, 2403049, 2839967, 4806098, 5679934, 12015245, 14199835, 24030490, 28399670, 31239637, 62479274, 156198185, 312396370]

約数ペア:

[(1, 312396370), (2, 156198185), (5, 62479274), (10, 31239637), (11, 28399670), (13, 24030490), (22, 14199835), (26, 12015245), (55, 5679934), (65, 4806098), (110, 2839967), (130, 2403049), (143, 2184590), (286, 1092295), (715, 436918), (1430, 218459)]