81268992

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{5039}}^1$

素因数の和:5068

約数の個数: 108

約数和(自身を含む): 267845760

約数和(自身を除く): 186576768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5039, 5376, 8064, 10078, 15117, 16128, 20156, 30234, 35273, 40312, 45351, 60468, 70546, 80624, 90702, 105819, 120936, 141092, 161248, 181404, 211638, 241872, 282184, 317457, 322496, 362808, 423276, 483744, 564368, 634914, 644992, 725616, 846552, 967488, 1128736, 1269828, 1289984, 1451232, 1693104, 1934976, 2257472, 2539656, 2902464, 3386208, 3869952, 4514944, 5079312, 5804928, 6772416, 9029888, 10158624, 11609856, 13544832, 20317248, 27089664, 40634496, 81268992]

約数ペア:

[(1, 81268992), (2, 40634496), (3, 27089664), (4, 20317248), (6, 13544832), (7, 11609856), (8, 10158624), (9, 9029888), (12, 6772416), (14, 5804928), (16, 5079312), (18, 4514944), (21, 3869952), (24, 3386208), (28, 2902464), (32, 2539656), (36, 2257472), (42, 1934976), (48, 1693104), (56, 1451232), (63, 1289984), (64, 1269828), (72, 1128736), (84, 967488), (96, 846552), (112, 725616), (126, 644992), (128, 634914), (144, 564368), (168, 483744), (192, 423276), (224, 362808), (252, 322496), (256, 317457), (288, 282184), (336, 241872), (384, 211638), (448, 181404), (504, 161248), (576, 141092), (672, 120936), (768, 105819), (896, 90702), (1008, 80624), (1152, 70546), (1344, 60468), (1792, 45351), (2016, 40312), (2304, 35273), (2688, 30234), (4032, 20156), (5039, 16128), (5376, 15117), (8064, 10078)]