247278420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{152641}}^1$

素因数の和:152662

約数の個数: 60

約数和(自身を含む): 775726644

約数和(自身を除く): 528448224

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, 270, 324, 405, 540, 810, 1620, 152641, 305282, 457923, 610564, 763205, 915846, 1373769, 1526410, 1831692, 2289615, 2747538, 3052820, 4121307, 4579230, 5495076, 6868845, 8242614, 9158460, 12363921, 13737690, 16485228, 20606535, 24727842, 27475380, 41213070, 49455684, 61819605, 82426140, 123639210, 247278420]

約数ペア:

[(1, 247278420), (2, 123639210), (3, 82426140), (4, 61819605), (5, 49455684), (6, 41213070), (9, 27475380), (10, 24727842), (12, 20606535), (15, 16485228), (18, 13737690), (20, 12363921), (27, 9158460), (30, 8242614), (36, 6868845), (45, 5495076), (54, 4579230), (60, 4121307), (81, 3052820), (90, 2747538), (108, 2289615), (135, 1831692), (162, 1526410), (180, 1373769), (270, 915846), (324, 763205), (405, 610564), (540, 457923), (810, 305282), (1620, 152641)]