69908220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20441}}^1$

素因数の和:20475

約数の個数: 72

約数和(自身を含む): 223226640

約数和(自身を除く): 153318420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 20441, 40882, 61323, 81764, 102205, 122646, 183969, 204410, 245292, 306615, 367938, 388379, 408820, 613230, 735876, 776758, 919845, 1165137, 1226460, 1553516, 1839690, 1941895, 2330274, 3495411, 3679380, 3883790, 4660548, 5825685, 6990822, 7767580, 11651370, 13981644, 17477055, 23302740, 34954110, 69908220]

約数ペア:

[(1, 69908220), (2, 34954110), (3, 23302740), (4, 17477055), (5, 13981644), (6, 11651370), (9, 7767580), (10, 6990822), (12, 5825685), (15, 4660548), (18, 3883790), (19, 3679380), (20, 3495411), (30, 2330274), (36, 1941895), (38, 1839690), (45, 1553516), (57, 1226460), (60, 1165137), (76, 919845), (90, 776758), (95, 735876), (114, 613230), (171, 408820), (180, 388379), (190, 367938), (228, 306615), (285, 245292), (342, 204410), (380, 183969), (570, 122646), (684, 102205), (855, 81764), (1140, 61323), (1710, 40882), (3420, 20441)]