142990308

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1301}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 375350976

約数和(自身を除く): 232360668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 71, 86, 129, 142, 172, 213, 258, 284, 387, 426, 516, 639, 774, 852, 1278, 1301, 1548, 2556, 2602, 3053, 3903, 5204, 6106, 7806, 9159, 11709, 12212, 15612, 18318, 23418, 27477, 36636, 46836, 54954, 55943, 92371, 109908, 111886, 167829, 184742, 223772, 277113, 335658, 369484, 503487, 554226, 671316, 831339, 1006974, 1108452, 1662678, 2013948, 3325356, 3971953, 7943906, 11915859, 15887812, 23831718, 35747577, 47663436, 71495154, 142990308]

約数ペア:

[(1, 142990308), (2, 71495154), (3, 47663436), (4, 35747577), (6, 23831718), (9, 15887812), (12, 11915859), (18, 7943906), (36, 3971953), (43, 3325356), (71, 2013948), (86, 1662678), (129, 1108452), (142, 1006974), (172, 831339), (213, 671316), (258, 554226), (284, 503487), (387, 369484), (426, 335658), (516, 277113), (639, 223772), (774, 184742), (852, 167829), (1278, 111886), (1301, 109908), (1548, 92371), (2556, 55943), (2602, 54954), (3053, 46836), (3903, 36636), (5204, 27477), (6106, 23418), (7806, 18318), (9159, 15612), (11709, 12212)]