87718140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{18049}}^1$

素因数の和:18073

約数の個数: 72

約数和(自身を含む): 275948400

約数和(自身を除く): 188230260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 18049, 36098, 54147, 72196, 90245, 108294, 162441, 180490, 216588, 270735, 324882, 360980, 487323, 541470, 649764, 812205, 974646, 1082940, 1461969, 1624410, 1949292, 2436615, 2923938, 3248820, 4385907, 4873230, 5847876, 7309845, 8771814, 9746460, 14619690, 17543628, 21929535, 29239380, 43859070, 87718140]

約数ペア:

[(1, 87718140), (2, 43859070), (3, 29239380), (4, 21929535), (5, 17543628), (6, 14619690), (9, 9746460), (10, 8771814), (12, 7309845), (15, 5847876), (18, 4873230), (20, 4385907), (27, 3248820), (30, 2923938), (36, 2436615), (45, 1949292), (54, 1624410), (60, 1461969), (81, 1082940), (90, 974646), (108, 812205), (135, 649764), (162, 541470), (180, 487323), (243, 360980), (270, 324882), (324, 270735), (405, 216588), (486, 180490), (540, 162441), (810, 108294), (972, 90245), (1215, 72196), (1620, 54147), (2430, 36098), (4860, 18049)]