172139744

素因数分解:

$2^5\times 7^2\times {\mathrm{311}}^1\times {\mathrm{353}}^1$

素因数の和:688

約数の個数: 72

約数和(自身を含む): 396618768

約数和(自身を除く): 224479024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 311, 353, 392, 622, 706, 784, 1244, 1412, 1568, 2177, 2471, 2488, 2824, 4354, 4942, 4976, 5648, 8708, 9884, 9952, 11296, 15239, 17297, 17416, 19768, 30478, 34594, 34832, 39536, 60956, 69188, 69664, 79072, 109783, 121912, 138376, 219566, 243824, 276752, 439132, 487648, 553504, 768481, 878264, 1536962, 1756528, 3073924, 3513056, 5379367, 6147848, 10758734, 12295696, 21517468, 24591392, 43034936, 86069872, 172139744]

約数ペア:

[(1, 172139744), (2, 86069872), (4, 43034936), (7, 24591392), (8, 21517468), (14, 12295696), (16, 10758734), (28, 6147848), (32, 5379367), (49, 3513056), (56, 3073924), (98, 1756528), (112, 1536962), (196, 878264), (224, 768481), (311, 553504), (353, 487648), (392, 439132), (622, 276752), (706, 243824), (784, 219566), (1244, 138376), (1412, 121912), (1568, 109783), (2177, 79072), (2471, 69664), (2488, 69188), (2824, 60956), (4354, 39536), (4942, 34832), (4976, 34594), (5648, 30478), (8708, 19768), (9884, 17416), (9952, 17297), (11296, 15239)]