128973168

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:244

約数の個数: 160

約数和(自身を含む): 388903680

約数和(自身を除く): 259930512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 53, 54, 72, 86, 106, 108, 129, 131, 144, 159, 172, 212, 216, 258, 262, 318, 344, 387, 393, 424, 432, 477, 516, 524, 636, 688, 774, 786, 848, 954, 1032, 1048, 1161, 1179, 1272, 1431, 1548, 1572, 1908, 2064, 2096, 2279, 2322, 2358, 2544, 2862, 3096, 3144, 3537, 3816, 4558, 4644, 4716, 5633, 5724, 6192, 6288, 6837, 6943, 7074, 7632, 9116, 9288, 9432, 11266, 11448, 13674, 13886, 14148, 16899, 18232, 18576, 18864, 20511, 20829, 22532, 22896, 27348, 27772, 28296, 33798, 36464, 41022, 41658, 45064, 50697, 54696, 55544, 56592, 61533, 62487, 67596, 82044, 83316, 90128, 101394, 109392, 111088, 123066, 124974, 135192, 152091, 164088, 166632, 187461, 202788, 246132, 249948, 270384, 298549, 304182, 328176, 333264, 374922, 405576, 492264, 499896, 597098, 608364, 749844, 811152, 895647, 984528, 999792, 1194196, 1216728, 1499688, 1791294, 2388392, 2433456, 2686941, 2999376, 3582588, 4776784, 5373882, 7165176, 8060823, 10747764, 14330352, 16121646, 21495528, 32243292, 42991056, 64486584, 128973168]

約数ペア:

[(1, 128973168), (2, 64486584), (3, 42991056), (4, 32243292), (6, 21495528), (8, 16121646), (9, 14330352), (12, 10747764), (16, 8060823), (18, 7165176), (24, 5373882), (27, 4776784), (36, 3582588), (43, 2999376), (48, 2686941), (53, 2433456), (54, 2388392), (72, 1791294), (86, 1499688), (106, 1216728), (108, 1194196), (129, 999792), (131, 984528), (144, 895647), (159, 811152), (172, 749844), (212, 608364), (216, 597098), (258, 499896), (262, 492264), (318, 405576), (344, 374922), (387, 333264), (393, 328176), (424, 304182), (432, 298549), (477, 270384), (516, 249948), (524, 246132), (636, 202788), (688, 187461), (774, 166632), (786, 164088), (848, 152091), (954, 135192), (1032, 124974), (1048, 123066), (1161, 111088), (1179, 109392), (1272, 101394), (1431, 90128), (1548, 83316), (1572, 82044), (1908, 67596), (2064, 62487), (2096, 61533), (2279, 56592), (2322, 55544), (2358, 54696), (2544, 50697), (2862, 45064), (3096, 41658), (3144, 41022), (3537, 36464), (3816, 33798), (4558, 28296), (4644, 27772), (4716, 27348), (5633, 22896), (5724, 22532), (6192, 20829), (6288, 20511), (6837, 18864), (6943, 18576), (7074, 18232), (7632, 16899), (9116, 14148), (9288, 13886), (9432, 13674), (11266, 11448)]