73268720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{18691}}^1$

素因数の和:18718

約数の個数: 60

約数和(自身を含む): 198172584

約数和(自身を除く): 124903864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 18691, 37382, 74764, 93455, 130837, 149528, 186910, 261674, 299056, 373820, 523348, 654185, 747640, 915859, 1046696, 1308370, 1495280, 1831718, 2093392, 2616740, 3663436, 4579295, 5233480, 7326872, 9158590, 10466960, 14653744, 18317180, 36634360, 73268720]

約数ペア:

[(1, 73268720), (2, 36634360), (4, 18317180), (5, 14653744), (7, 10466960), (8, 9158590), (10, 7326872), (14, 5233480), (16, 4579295), (20, 3663436), (28, 2616740), (35, 2093392), (40, 1831718), (49, 1495280), (56, 1308370), (70, 1046696), (80, 915859), (98, 747640), (112, 654185), (140, 523348), (196, 373820), (245, 299056), (280, 261674), (392, 186910), (490, 149528), (560, 130837), (784, 93455), (980, 74764), (1960, 37382), (3920, 18691)]