53337780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 162561672

約数和(自身を除く): 109223892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1153, 1285, 1542, 2306, 2313, 2570, 3084, 3459, 3855, 4612, 4626, 5140, 5765, 6918, 7710, 9252, 10377, 11530, 11565, 13836, 15420, 17295, 20754, 23060, 23130, 34590, 41508, 46260, 51885, 69180, 103770, 207540, 296321, 592642, 888963, 1185284, 1481605, 1777926, 2666889, 2963210, 3555852, 4444815, 5333778, 5926420, 8889630, 10667556, 13334445, 17779260, 26668890, 53337780]

約数ペア:

[(1, 53337780), (2, 26668890), (3, 17779260), (4, 13334445), (5, 10667556), (6, 8889630), (9, 5926420), (10, 5333778), (12, 4444815), (15, 3555852), (18, 2963210), (20, 2666889), (30, 1777926), (36, 1481605), (45, 1185284), (60, 888963), (90, 592642), (180, 296321), (257, 207540), (514, 103770), (771, 69180), (1028, 51885), (1153, 46260), (1285, 41508), (1542, 34590), (2306, 23130), (2313, 23060), (2570, 20754), (3084, 17295), (3459, 15420), (3855, 13836), (4612, 11565), (4626, 11530), (5140, 10377), (5765, 9252), (6918, 7710)]