67072880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{119773}}^1$

素因数の和:119793

約数の個数: 40

約数和(自身を含む): 178223712

約数和(自身を除く): 111150832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 119773, 239546, 479092, 598865, 838411, 958184, 1197730, 1676822, 1916368, 2395460, 3353644, 4192055, 4790920, 6707288, 8384110, 9581840, 13414576, 16768220, 33536440, 67072880]

約数ペア:

[(1, 67072880), (2, 33536440), (4, 16768220), (5, 13414576), (7, 9581840), (8, 8384110), (10, 6707288), (14, 4790920), (16, 4192055), (20, 3353644), (28, 2395460), (35, 1916368), (40, 1676822), (56, 1197730), (70, 958184), (80, 838411), (112, 598865), (140, 479092), (280, 239546), (560, 119773)]