205206078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 520934400

約数和(自身を除く): 315728322

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 149, 154, 231, 242, 271, 298, 363, 447, 462, 542, 726, 813, 847, 894, 1043, 1626, 1639, 1694, 1897, 2086, 2541, 2981, 3129, 3278, 3794, 4917, 5082, 5691, 5962, 6258, 8943, 9834, 11382, 11473, 17886, 18029, 20867, 22946, 32791, 34419, 36058, 40379, 41734, 54087, 62601, 65582, 68838, 80758, 98373, 108174, 121137, 125202, 126203, 196746, 229537, 242274, 252406, 282653, 378609, 444169, 459074, 565306, 688611, 757218, 847959, 888338, 1332507, 1377222, 1695918, 2665014, 3109183, 4885859, 6218366, 9327549, 9771718, 14657577, 18655098, 29315154, 34201013, 68402026, 102603039, 205206078]

約数ペア:

[(1, 205206078), (2, 102603039), (3, 68402026), (6, 34201013), (7, 29315154), (11, 18655098), (14, 14657577), (21, 9771718), (22, 9327549), (33, 6218366), (42, 4885859), (66, 3109183), (77, 2665014), (121, 1695918), (149, 1377222), (154, 1332507), (231, 888338), (242, 847959), (271, 757218), (298, 688611), (363, 565306), (447, 459074), (462, 444169), (542, 378609), (726, 282653), (813, 252406), (847, 242274), (894, 229537), (1043, 196746), (1626, 126203), (1639, 125202), (1694, 121137), (1897, 108174), (2086, 98373), (2541, 80758), (2981, 68838), (3129, 65582), (3278, 62601), (3794, 54087), (4917, 41734), (5082, 40379), (5691, 36058), (5962, 34419), (6258, 32791), (8943, 22946), (9834, 20867), (11382, 18029), (11473, 17886)]