81751464

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:496

約数の個数: 128

約数和(自身を含む): 243072000

約数和(自身を除く): 161320536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 31, 36, 54, 58, 62, 72, 87, 93, 108, 116, 124, 174, 186, 216, 232, 248, 261, 279, 348, 372, 421, 522, 558, 696, 744, 783, 837, 842, 899, 1044, 1116, 1263, 1566, 1674, 1684, 1798, 2088, 2232, 2526, 2697, 3132, 3348, 3368, 3596, 3789, 5052, 5394, 6264, 6696, 7192, 7578, 8091, 10104, 10788, 11367, 12209, 13051, 15156, 16182, 21576, 22734, 24273, 24418, 26102, 30312, 32364, 36627, 39153, 45468, 48546, 48836, 52204, 64728, 73254, 78306, 90936, 97092, 97672, 104408, 109881, 117459, 146508, 156612, 194184, 219762, 234918, 293016, 313224, 329643, 352377, 378479, 439524, 469836, 659286, 704754, 756958, 879048, 939672, 1135437, 1318572, 1409508, 1513916, 2270874, 2637144, 2819016, 3027832, 3406311, 4541748, 6812622, 9083496, 10218933, 13625244, 20437866, 27250488, 40875732, 81751464]

約数ペア:

[(1, 81751464), (2, 40875732), (3, 27250488), (4, 20437866), (6, 13625244), (8, 10218933), (9, 9083496), (12, 6812622), (18, 4541748), (24, 3406311), (27, 3027832), (29, 2819016), (31, 2637144), (36, 2270874), (54, 1513916), (58, 1409508), (62, 1318572), (72, 1135437), (87, 939672), (93, 879048), (108, 756958), (116, 704754), (124, 659286), (174, 469836), (186, 439524), (216, 378479), (232, 352377), (248, 329643), (261, 313224), (279, 293016), (348, 234918), (372, 219762), (421, 194184), (522, 156612), (558, 146508), (696, 117459), (744, 109881), (783, 104408), (837, 97672), (842, 97092), (899, 90936), (1044, 78306), (1116, 73254), (1263, 64728), (1566, 52204), (1674, 48836), (1684, 48546), (1798, 45468), (2088, 39153), (2232, 36627), (2526, 32364), (2697, 30312), (3132, 26102), (3348, 24418), (3368, 24273), (3596, 22734), (3789, 21576), (5052, 16182), (5394, 15156), (6264, 13051), (6696, 12209), (7192, 11367), (7578, 10788), (8091, 10104)]