212320948

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 453841920

約数和(自身を除く): 241520972

約数列:

[1, 2, 4, 7, 14, 28, 29, 37, 58, 74, 116, 148, 191, 203, 259, 382, 406, 518, 764, 812, 1036, 1073, 1337, 1369, 2146, 2674, 2738, 4292, 5348, 5476, 5539, 7067, 7511, 9583, 11078, 14134, 15022, 19166, 22156, 28268, 30044, 38332, 38773, 39701, 49469, 77546, 79402, 98938, 155092, 158804, 197876, 204943, 261479, 277907, 409886, 522958, 555814, 819772, 1045916, 1111628, 1434601, 1830353, 2869202, 3660706, 5738404, 7321412, 7582891, 15165782, 30331564, 53080237, 106160474, 212320948]

約数ペア:

[(1, 212320948), (2, 106160474), (4, 53080237), (7, 30331564), (14, 15165782), (28, 7582891), (29, 7321412), (37, 5738404), (58, 3660706), (74, 2869202), (116, 1830353), (148, 1434601), (191, 1111628), (203, 1045916), (259, 819772), (382, 555814), (406, 522958), (518, 409886), (764, 277907), (812, 261479), (1036, 204943), (1073, 197876), (1337, 158804), (1369, 155092), (2146, 98938), (2674, 79402), (2738, 77546), (4292, 49469), (5348, 39701), (5476, 38773), (5539, 38332), (7067, 30044), (7511, 28268), (9583, 22156), (11078, 19166), (14134, 15022)]