748720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{191}}^1$

素因数の和:218

約数の個数: 60

約数和(自身を含む): 2035584

約数和(自身を除く): 1286864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 191, 196, 245, 280, 382, 392, 490, 560, 764, 784, 955, 980, 1337, 1528, 1910, 1960, 2674, 3056, 3820, 3920, 5348, 6685, 7640, 9359, 10696, 13370, 15280, 18718, 21392, 26740, 37436, 46795, 53480, 74872, 93590, 106960, 149744, 187180, 374360, 748720]

約数ペア:

[(1, 748720), (2, 374360), (4, 187180), (5, 149744), (7, 106960), (8, 93590), (10, 74872), (14, 53480), (16, 46795), (20, 37436), (28, 26740), (35, 21392), (40, 18718), (49, 15280), (56, 13370), (70, 10696), (80, 9359), (98, 7640), (112, 6685), (140, 5348), (191, 3920), (196, 3820), (245, 3056), (280, 2674), (382, 1960), (392, 1910), (490, 1528), (560, 1337), (764, 980), (784, 955)]