28820664

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:194

約数の個数: 128

約数和(自身を含む): 85536000

約数和(自身を除く): 56715336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 43, 54, 58, 72, 86, 87, 107, 108, 116, 129, 172, 174, 214, 216, 232, 258, 261, 321, 344, 348, 387, 428, 516, 522, 642, 696, 774, 783, 856, 963, 1032, 1044, 1161, 1247, 1284, 1548, 1566, 1926, 2088, 2322, 2494, 2568, 2889, 3096, 3103, 3132, 3741, 3852, 4601, 4644, 4988, 5778, 6206, 6264, 7482, 7704, 9202, 9288, 9309, 9976, 11223, 11556, 12412, 13803, 14964, 18404, 18618, 22446, 23112, 24824, 27606, 27927, 29928, 33669, 36808, 37236, 41409, 44892, 55212, 55854, 67338, 74472, 82818, 83781, 89784, 110424, 111708, 124227, 133429, 134676, 165636, 167562, 223416, 248454, 266858, 269352, 331272, 335124, 400287, 496908, 533716, 670248, 800574, 993816, 1067432, 1200861, 1601148, 2401722, 3202296, 3602583, 4803444, 7205166, 9606888, 14410332, 28820664]

約数ペア:

[(1, 28820664), (2, 14410332), (3, 9606888), (4, 7205166), (6, 4803444), (8, 3602583), (9, 3202296), (12, 2401722), (18, 1601148), (24, 1200861), (27, 1067432), (29, 993816), (36, 800574), (43, 670248), (54, 533716), (58, 496908), (72, 400287), (86, 335124), (87, 331272), (107, 269352), (108, 266858), (116, 248454), (129, 223416), (172, 167562), (174, 165636), (214, 134676), (216, 133429), (232, 124227), (258, 111708), (261, 110424), (321, 89784), (344, 83781), (348, 82818), (387, 74472), (428, 67338), (516, 55854), (522, 55212), (642, 44892), (696, 41409), (774, 37236), (783, 36808), (856, 33669), (963, 29928), (1032, 27927), (1044, 27606), (1161, 24824), (1247, 23112), (1284, 22446), (1548, 18618), (1566, 18404), (1926, 14964), (2088, 13803), (2322, 12412), (2494, 11556), (2568, 11223), (2889, 9976), (3096, 9309), (3103, 9288), (3132, 9202), (3741, 7704), (3852, 7482), (4601, 6264), (4644, 6206), (4988, 5778)]