81237744

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1$

素因数の和:1075

約数の個数: 120

約数和(自身を含む): 263233152

約数和(自身を除く): 181995408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 83, 84, 112, 126, 144, 166, 168, 249, 252, 332, 336, 498, 504, 581, 664, 747, 971, 996, 1008, 1162, 1328, 1494, 1743, 1942, 1992, 2324, 2913, 2988, 3486, 3884, 3984, 4648, 5229, 5826, 5976, 6797, 6972, 7768, 8739, 9296, 10458, 11652, 11952, 13594, 13944, 15536, 17478, 20391, 20916, 23304, 27188, 27888, 34956, 40782, 41832, 46608, 54376, 61173, 69912, 80593, 81564, 83664, 108752, 122346, 139824, 161186, 163128, 241779, 244692, 322372, 326256, 483558, 489384, 564151, 644744, 725337, 967116, 978768, 1128302, 1289488, 1450674, 1692453, 1934232, 2256604, 2901348, 3384906, 3868464, 4513208, 5077359, 5802696, 6769812, 9026416, 10154718, 11605392, 13539624, 20309436, 27079248, 40618872, 81237744]

約数ペア:

[(1, 81237744), (2, 40618872), (3, 27079248), (4, 20309436), (6, 13539624), (7, 11605392), (8, 10154718), (9, 9026416), (12, 6769812), (14, 5802696), (16, 5077359), (18, 4513208), (21, 3868464), (24, 3384906), (28, 2901348), (36, 2256604), (42, 1934232), (48, 1692453), (56, 1450674), (63, 1289488), (72, 1128302), (83, 978768), (84, 967116), (112, 725337), (126, 644744), (144, 564151), (166, 489384), (168, 483558), (249, 326256), (252, 322372), (332, 244692), (336, 241779), (498, 163128), (504, 161186), (581, 139824), (664, 122346), (747, 108752), (971, 83664), (996, 81564), (1008, 80593), (1162, 69912), (1328, 61173), (1494, 54376), (1743, 46608), (1942, 41832), (1992, 40782), (2324, 34956), (2913, 27888), (2988, 27188), (3486, 23304), (3884, 20916), (3984, 20391), (4648, 17478), (5229, 15536), (5826, 13944), (5976, 13594), (6797, 11952), (6972, 11652), (7768, 10458), (8739, 9296)]