257348040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126151}}^1$

素因数の和:126182

約数の個数: 64

約数和(自身を含む): 817464960

約数和(自身を除く): 560116920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 126151, 252302, 378453, 504604, 630755, 756906, 1009208, 1261510, 1513812, 1892265, 2144567, 2523020, 3027624, 3784530, 4289134, 5046040, 6433701, 7569060, 8578268, 10722835, 12867402, 15138120, 17156536, 21445670, 25734804, 32168505, 42891340, 51469608, 64337010, 85782680, 128674020, 257348040]

約数ペア:

[(1, 257348040), (2, 128674020), (3, 85782680), (4, 64337010), (5, 51469608), (6, 42891340), (8, 32168505), (10, 25734804), (12, 21445670), (15, 17156536), (17, 15138120), (20, 12867402), (24, 10722835), (30, 8578268), (34, 7569060), (40, 6433701), (51, 5046040), (60, 4289134), (68, 3784530), (85, 3027624), (102, 2523020), (120, 2144567), (136, 1892265), (170, 1513812), (204, 1261510), (255, 1009208), (340, 756906), (408, 630755), (510, 504604), (680, 378453), (1020, 252302), (2040, 126151)]