251428212

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{5279}}^1$

素因数の和:5312

約数の個数: 108

約数和(自身を含む): 766846080

約数和(自身を除く): 515417868

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 756, 882, 972, 1134, 1323, 1701, 1764, 2268, 2646, 3402, 3969, 5279, 5292, 6804, 7938, 10558, 11907, 15837, 15876, 21116, 23814, 31674, 36953, 47511, 47628, 63348, 73906, 95022, 110859, 142533, 147812, 190044, 221718, 258671, 285066, 332577, 427599, 443436, 517342, 570132, 665154, 776013, 855198, 997731, 1034684, 1282797, 1330308, 1552026, 1710396, 1995462, 2328039, 2565594, 2993193, 3104052, 3990924, 4656078, 5131188, 5986386, 6984117, 8979579, 9312156, 11972772, 13968234, 17959158, 20952351, 27936468, 35918316, 41904702, 62857053, 83809404, 125714106, 251428212]

約数ペア:

[(1, 251428212), (2, 125714106), (3, 83809404), (4, 62857053), (6, 41904702), (7, 35918316), (9, 27936468), (12, 20952351), (14, 17959158), (18, 13968234), (21, 11972772), (27, 9312156), (28, 8979579), (36, 6984117), (42, 5986386), (49, 5131188), (54, 4656078), (63, 3990924), (81, 3104052), (84, 2993193), (98, 2565594), (108, 2328039), (126, 1995462), (147, 1710396), (162, 1552026), (189, 1330308), (196, 1282797), (243, 1034684), (252, 997731), (294, 855198), (324, 776013), (378, 665154), (441, 570132), (486, 517342), (567, 443436), (588, 427599), (756, 332577), (882, 285066), (972, 258671), (1134, 221718), (1323, 190044), (1701, 147812), (1764, 142533), (2268, 110859), (2646, 95022), (3402, 73906), (3969, 63348), (5279, 47628), (5292, 47511), (6804, 36953), (7938, 31674), (10558, 23814), (11907, 21116), (15837, 15876)]