319329180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{41257}}^1$

素因数の和:41315

約数の個数: 72

約数和(自身を含む): 991182192

約数和(自身を除く): 671853012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 41257, 82514, 123771, 165028, 206285, 247542, 371313, 412570, 495084, 618855, 742626, 825140, 1237710, 1485252, 1774051, 1856565, 2475420, 3548102, 3713130, 5322153, 7096204, 7426260, 8870255, 10644306, 15966459, 17740510, 21288612, 26610765, 31932918, 35481020, 53221530, 63865836, 79832295, 106443060, 159664590, 319329180]

約数ペア:

[(1, 319329180), (2, 159664590), (3, 106443060), (4, 79832295), (5, 63865836), (6, 53221530), (9, 35481020), (10, 31932918), (12, 26610765), (15, 21288612), (18, 17740510), (20, 15966459), (30, 10644306), (36, 8870255), (43, 7426260), (45, 7096204), (60, 5322153), (86, 3713130), (90, 3548102), (129, 2475420), (172, 1856565), (180, 1774051), (215, 1485252), (258, 1237710), (387, 825140), (430, 742626), (516, 618855), (645, 495084), (774, 412570), (860, 371313), (1290, 247542), (1548, 206285), (1935, 165028), (2580, 123771), (3870, 82514), (7740, 41257)]