156657340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{1109}}^1$

素因数の和:2134

約数の個数: 48

約数和(自身を含む): 376689600

約数和(自身を除く): 220032260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1009, 1109, 2018, 2218, 4036, 4436, 5045, 5545, 7063, 7763, 10090, 11090, 14126, 15526, 20180, 22180, 28252, 31052, 35315, 38815, 70630, 77630, 141260, 155260, 1118981, 2237962, 4475924, 5594905, 7832867, 11189810, 15665734, 22379620, 31331468, 39164335, 78328670, 156657340]

約数ペア:

[(1, 156657340), (2, 78328670), (4, 39164335), (5, 31331468), (7, 22379620), (10, 15665734), (14, 11189810), (20, 7832867), (28, 5594905), (35, 4475924), (70, 2237962), (140, 1118981), (1009, 155260), (1109, 141260), (2018, 77630), (2218, 70630), (4036, 38815), (4436, 35315), (5045, 31052), (5545, 28252), (7063, 22180), (7763, 20180), (10090, 15526), (11090, 14126)]