149782640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{267469}}^1$

素因数の和:267489

約数の個数: 40

約数和(自身を含む): 397995360

約数和(自身を除く): 248212720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 267469, 534938, 1069876, 1337345, 1872283, 2139752, 2674690, 3744566, 4279504, 5349380, 7489132, 9361415, 10698760, 14978264, 18722830, 21397520, 29956528, 37445660, 74891320, 149782640]

約数ペア:

[(1, 149782640), (2, 74891320), (4, 37445660), (5, 29956528), (7, 21397520), (8, 18722830), (10, 14978264), (14, 10698760), (16, 9361415), (20, 7489132), (28, 5349380), (35, 4279504), (40, 3744566), (56, 2674690), (70, 2139752), (80, 1872283), (112, 1337345), (140, 1069876), (280, 534938), (560, 267469)]