149831920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{267557}}^1$

素因数の和:267577

約数の個数: 40

約数和(自身を含む): 398126304

約数和(自身を除く): 248294384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 267557, 535114, 1070228, 1337785, 1872899, 2140456, 2675570, 3745798, 4280912, 5351140, 7491596, 9364495, 10702280, 14983192, 18728990, 21404560, 29966384, 37457980, 74915960, 149831920]

約数ペア:

[(1, 149831920), (2, 74915960), (4, 37457980), (5, 29966384), (7, 21404560), (8, 18728990), (10, 14983192), (14, 10702280), (16, 9364495), (20, 7491596), (28, 5351140), (35, 4280912), (40, 3745798), (56, 2675570), (70, 2140456), (80, 1872899), (112, 1337785), (140, 1070228), (280, 535114), (560, 267557)]