261857232

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6661}}^1$

素因数の和:6698

約数の個数: 160

約数和(自身を含む): 925218560

約数和(自身を除く): 663361328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 208, 216, 234, 252, 273, 312, 336, 351, 364, 378, 432, 468, 504, 546, 624, 702, 728, 756, 819, 936, 1008, 1092, 1404, 1456, 1512, 1638, 1872, 2184, 2457, 2808, 3024, 3276, 4368, 4914, 5616, 6552, 6661, 9828, 13104, 13322, 19656, 19983, 26644, 39312, 39966, 46627, 53288, 59949, 79932, 86593, 93254, 106576, 119898, 139881, 159864, 173186, 179847, 186508, 239796, 259779, 279762, 319728, 346372, 359694, 373016, 419643, 479592, 519558, 559524, 606151, 692744, 719388, 746032, 779337, 839286, 959184, 1039116, 1119048, 1212302, 1258929, 1385488, 1438776, 1558674, 1678572, 1818453, 2078232, 2238096, 2338011, 2424604, 2517858, 2877552, 3117348, 3357144, 3636906, 4156464, 4676022, 4849208, 5035716, 5455359, 6234696, 6714288, 7273812, 9352044, 9698416, 10071432, 10910718, 12469392, 14547624, 16366077, 18704088, 20142864, 21821436, 29095248, 32732154, 37408176, 43642872, 65464308, 87285744, 130928616, 261857232]

約数ペア:

[(1, 261857232), (2, 130928616), (3, 87285744), (4, 65464308), (6, 43642872), (7, 37408176), (8, 32732154), (9, 29095248), (12, 21821436), (13, 20142864), (14, 18704088), (16, 16366077), (18, 14547624), (21, 12469392), (24, 10910718), (26, 10071432), (27, 9698416), (28, 9352044), (36, 7273812), (39, 6714288), (42, 6234696), (48, 5455359), (52, 5035716), (54, 4849208), (56, 4676022), (63, 4156464), (72, 3636906), (78, 3357144), (84, 3117348), (91, 2877552), (104, 2517858), (108, 2424604), (112, 2338011), (117, 2238096), (126, 2078232), (144, 1818453), (156, 1678572), (168, 1558674), (182, 1438776), (189, 1385488), (208, 1258929), (216, 1212302), (234, 1119048), (252, 1039116), (273, 959184), (312, 839286), (336, 779337), (351, 746032), (364, 719388), (378, 692744), (432, 606151), (468, 559524), (504, 519558), (546, 479592), (624, 419643), (702, 373016), (728, 359694), (756, 346372), (819, 319728), (936, 279762), (1008, 259779), (1092, 239796), (1404, 186508), (1456, 179847), (1512, 173186), (1638, 159864), (1872, 139881), (2184, 119898), (2457, 106576), (2808, 93254), (3024, 86593), (3276, 79932), (4368, 59949), (4914, 53288), (5616, 46627), (6552, 39966), (6661, 39312), (9828, 26644), (13104, 19983), (13322, 19656)]