153745480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{549091}}^1$

素因数の和:549109

約数の個数: 32

約数和(自身を含む): 395346240

約数和(自身を除く): 241600760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 549091, 1098182, 2196364, 2745455, 3843637, 4392728, 5490910, 7687274, 10981820, 15374548, 19218185, 21963640, 30749096, 38436370, 76872740, 153745480]

約数ペア:

[(1, 153745480), (2, 76872740), (4, 38436370), (5, 30749096), (7, 21963640), (8, 19218185), (10, 15374548), (14, 10981820), (20, 7687274), (28, 5490910), (35, 4392728), (40, 3843637), (56, 2745455), (70, 2196364), (140, 1098182), (280, 549091)]