172872

素因数分解:

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

素因数の和:40

約数の個数: 60

約数和(自身を含む): 546195

約数和(自身を除く): 373323

約数列:

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

約数ペア:

[(1, 172872), (2, 86436), (3, 57624), (4, 43218), (6, 28812), (7, 24696), (8, 21609), (9, 19208), (12, 14406), (14, 12348), (18, 9604), (21, 8232), (24, 7203), (28, 6174), (36, 4802), (42, 4116), (49, 3528), (56, 3087), (63, 2744), (72, 2401), (84, 2058), (98, 1764), (126, 1372), (147, 1176), (168, 1029), (196, 882), (252, 686), (294, 588), (343, 504), (392, 441)]