179872956

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 469332864

約数和(自身を除く): 289459908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 131, 172, 258, 262, 387, 393, 516, 524, 774, 786, 887, 1179, 1548, 1572, 1774, 2358, 2661, 3548, 4716, 5322, 5633, 7983, 10644, 11266, 15966, 16899, 22532, 31932, 33798, 38141, 50697, 67596, 76282, 101394, 114423, 116197, 152564, 202788, 228846, 232394, 343269, 348591, 457692, 464788, 686538, 697182, 1045773, 1373076, 1394364, 2091546, 4183092, 4996471, 9992942, 14989413, 19985884, 29978826, 44968239, 59957652, 89936478, 179872956]

約数ペア:

[(1, 179872956), (2, 89936478), (3, 59957652), (4, 44968239), (6, 29978826), (9, 19985884), (12, 14989413), (18, 9992942), (36, 4996471), (43, 4183092), (86, 2091546), (129, 1394364), (131, 1373076), (172, 1045773), (258, 697182), (262, 686538), (387, 464788), (393, 457692), (516, 348591), (524, 343269), (774, 232394), (786, 228846), (887, 202788), (1179, 152564), (1548, 116197), (1572, 114423), (1774, 101394), (2358, 76282), (2661, 67596), (3548, 50697), (4716, 38141), (5322, 33798), (5633, 31932), (7983, 22532), (10644, 16899), (11266, 15966)]