260720208

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 200

約数和(自身を含む): 893038080

約数和(自身を除く): 632317872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 36, 42, 48, 54, 56, 58, 63, 72, 81, 84, 87, 108, 112, 116, 126, 144, 162, 168, 174, 189, 203, 216, 232, 252, 261, 324, 336, 348, 378, 406, 432, 464, 504, 522, 567, 609, 648, 696, 756, 783, 812, 991, 1008, 1044, 1134, 1218, 1296, 1392, 1512, 1566, 1624, 1827, 1982, 2088, 2268, 2349, 2436, 2973, 3024, 3132, 3248, 3654, 3964, 4176, 4536, 4698, 4872, 5481, 5946, 6264, 6937, 7308, 7928, 8919, 9072, 9396, 9744, 10962, 11892, 12528, 13874, 14616, 15856, 16443, 17838, 18792, 20811, 21924, 23784, 26757, 27748, 28739, 29232, 32886, 35676, 37584, 41622, 43848, 47568, 53514, 55496, 57478, 62433, 65772, 71352, 80271, 83244, 86217, 87696, 107028, 110992, 114956, 124866, 131544, 142704, 160542, 166488, 172434, 187299, 201173, 214056, 229912, 249732, 258651, 263088, 321084, 332976, 344868, 374598, 402346, 428112, 459824, 499464, 517302, 561897, 603519, 642168, 689736, 749196, 775953, 804692, 998928, 1034604, 1123794, 1207038, 1284336, 1379472, 1498392, 1551906, 1609384, 1810557, 2069208, 2247588, 2327859, 2414076, 2996784, 3103812, 3218768, 3621114, 4138416, 4495176, 4655718, 4828152, 5431671, 6207624, 7242228, 8990352, 9311436, 9656304, 10863342, 12415248, 14484456, 16295013, 18622872, 21726684, 28968912, 32590026, 37245744, 43453368, 65180052, 86906736, 130360104, 260720208]

約数ペア:

[(1, 260720208), (2, 130360104), (3, 86906736), (4, 65180052), (6, 43453368), (7, 37245744), (8, 32590026), (9, 28968912), (12, 21726684), (14, 18622872), (16, 16295013), (18, 14484456), (21, 12415248), (24, 10863342), (27, 9656304), (28, 9311436), (29, 8990352), (36, 7242228), (42, 6207624), (48, 5431671), (54, 4828152), (56, 4655718), (58, 4495176), (63, 4138416), (72, 3621114), (81, 3218768), (84, 3103812), (87, 2996784), (108, 2414076), (112, 2327859), (116, 2247588), (126, 2069208), (144, 1810557), (162, 1609384), (168, 1551906), (174, 1498392), (189, 1379472), (203, 1284336), (216, 1207038), (232, 1123794), (252, 1034604), (261, 998928), (324, 804692), (336, 775953), (348, 749196), (378, 689736), (406, 642168), (432, 603519), (464, 561897), (504, 517302), (522, 499464), (567, 459824), (609, 428112), (648, 402346), (696, 374598), (756, 344868), (783, 332976), (812, 321084), (991, 263088), (1008, 258651), (1044, 249732), (1134, 229912), (1218, 214056), (1296, 201173), (1392, 187299), (1512, 172434), (1566, 166488), (1624, 160542), (1827, 142704), (1982, 131544), (2088, 124866), (2268, 114956), (2349, 110992), (2436, 107028), (2973, 87696), (3024, 86217), (3132, 83244), (3248, 80271), (3654, 71352), (3964, 65772), (4176, 62433), (4536, 57478), (4698, 55496), (4872, 53514), (5481, 47568), (5946, 43848), (6264, 41622), (6937, 37584), (7308, 35676), (7928, 32886), (8919, 29232), (9072, 28739), (9396, 27748), (9744, 26757), (10962, 23784), (11892, 21924), (12528, 20811), (13874, 18792), (14616, 17838), (15856, 16443)]