72119984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 157489920

約数和(自身を除く): 85369936

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 41, 58, 68, 82, 116, 136, 164, 223, 232, 272, 328, 446, 464, 493, 656, 697, 892, 986, 1189, 1394, 1784, 1972, 2378, 2788, 3568, 3791, 3944, 4756, 5576, 6467, 7582, 7888, 9143, 9512, 11152, 12934, 15164, 18286, 19024, 20213, 25868, 30328, 36572, 40426, 51736, 60656, 73144, 80852, 103472, 109939, 146288, 155431, 161704, 219878, 265147, 310862, 323408, 439756, 530294, 621724, 879512, 1060588, 1243448, 1759024, 2121176, 2486896, 4242352, 4507499, 9014998, 18029996, 36059992, 72119984]

約数ペア:

[(1, 72119984), (2, 36059992), (4, 18029996), (8, 9014998), (16, 4507499), (17, 4242352), (29, 2486896), (34, 2121176), (41, 1759024), (58, 1243448), (68, 1060588), (82, 879512), (116, 621724), (136, 530294), (164, 439756), (223, 323408), (232, 310862), (272, 265147), (328, 219878), (446, 161704), (464, 155431), (493, 146288), (656, 109939), (697, 103472), (892, 80852), (986, 73144), (1189, 60656), (1394, 51736), (1784, 40426), (1972, 36572), (2378, 30328), (2788, 25868), (3568, 20213), (3791, 19024), (3944, 18286), (4756, 15164), (5576, 12934), (6467, 11152), (7582, 9512), (7888, 9143)]