72642780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{57653}}^1$

素因数の和:57675

約数の個数: 72

約数和(自身を含む): 251832672

約数和(自身を除く): 179189892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 57653, 115306, 172959, 230612, 288265, 345918, 403571, 518877, 576530, 691836, 807142, 864795, 1037754, 1153060, 1210713, 1614284, 1729590, 2017855, 2075508, 2421426, 2594385, 3459180, 3632139, 4035710, 4842852, 5188770, 6053565, 7264278, 8071420, 10377540, 12107130, 14528556, 18160695, 24214260, 36321390, 72642780]

約数ペア:

[(1, 72642780), (2, 36321390), (3, 24214260), (4, 18160695), (5, 14528556), (6, 12107130), (7, 10377540), (9, 8071420), (10, 7264278), (12, 6053565), (14, 5188770), (15, 4842852), (18, 4035710), (20, 3632139), (21, 3459180), (28, 2594385), (30, 2421426), (35, 2075508), (36, 2017855), (42, 1729590), (45, 1614284), (60, 1210713), (63, 1153060), (70, 1037754), (84, 864795), (90, 807142), (105, 691836), (126, 576530), (140, 518877), (180, 403571), (210, 345918), (252, 288265), (315, 230612), (420, 172959), (630, 115306), (1260, 57653)]