345744

素因数分解:

$2^4\times 3^2\times 7^4$

素因数の和:42

約数の個数: 75

約数和(自身を含む): 1128803

約数和(自身を除く): 783059

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 343, 392, 441, 504, 588, 686, 784, 882, 1008, 1029, 1176, 1372, 1764, 2058, 2352, 2401, 2744, 3087, 3528, 4116, 4802, 5488, 6174, 7056, 7203, 8232, 9604, 12348, 14406, 16464, 19208, 21609, 24696, 28812, 38416, 43218, 49392, 57624, 86436, 115248, 172872, 345744]

約数ペア:

[(1, 345744), (2, 172872), (3, 115248), (4, 86436), (6, 57624), (7, 49392), (8, 43218), (9, 38416), (12, 28812), (14, 24696), (16, 21609), (18, 19208), (21, 16464), (24, 14406), (28, 12348), (36, 9604), (42, 8232), (48, 7203), (49, 7056), (56, 6174), (63, 5488), (72, 4802), (84, 4116), (98, 3528), (112, 3087), (126, 2744), (144, 2401), (147, 2352), (168, 2058), (196, 1764), (252, 1372), (294, 1176), (336, 1029), (343, 1008), (392, 882), (441, 784), (504, 686)]