70678020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{168281}}^1$

素因数の和:168300

約数の個数: 48

約数和(自身を含む): 226171008

約数和(自身を除く): 155492988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 168281, 336562, 504843, 673124, 841405, 1009686, 1177967, 1682810, 2019372, 2355934, 2524215, 3365620, 3533901, 4711868, 5048430, 5889835, 7067802, 10096860, 11779670, 14135604, 17669505, 23559340, 35339010, 70678020]

約数ペア:

[(1, 70678020), (2, 35339010), (3, 23559340), (4, 17669505), (5, 14135604), (6, 11779670), (7, 10096860), (10, 7067802), (12, 5889835), (14, 5048430), (15, 4711868), (20, 3533901), (21, 3365620), (28, 2524215), (30, 2355934), (35, 2019372), (42, 1682810), (60, 1177967), (70, 1009686), (84, 841405), (105, 673124), (140, 504843), (210, 336562), (420, 168281)]