1899680090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 4441029120

約数和(自身を除く): 2541349030

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 145, 154, 203, 241, 290, 319, 353, 385, 406, 482, 638, 706, 770, 1015, 1205, 1595, 1687, 1765, 2030, 2233, 2410, 2471, 2651, 3190, 3374, 3530, 3883, 4466, 4942, 5302, 6989, 7766, 8435, 10237, 11165, 12355, 13255, 13978, 16870, 18557, 19415, 20474, 22330, 24710, 26510, 27181, 34945, 37114, 38830, 48923, 51185, 54362, 69890, 71659, 76879, 85073, 92785, 97846, 102370, 112607, 135905, 143318, 153758, 170146, 185570, 225214, 244615, 271810, 358295, 384395, 425365, 489230, 538153, 563035, 595511, 716590, 768790, 788249, 850730, 935803, 1076306, 1126070, 1191022, 1576498, 1871606, 2467117, 2690765, 2977555, 3941245, 4679015, 4934234, 5381530, 5955110, 6550621, 7882490, 9358030, 12335585, 13101242, 17269819, 24671170, 27138287, 32753105, 34539638, 54276574, 65506210, 86349095, 135691435, 172698190, 189968009, 271382870, 379936018, 949840045, 1899680090]

約数ペア:

[(1, 1899680090), (2, 949840045), (5, 379936018), (7, 271382870), (10, 189968009), (11, 172698190), (14, 135691435), (22, 86349095), (29, 65506210), (35, 54276574), (55, 34539638), (58, 32753105), (70, 27138287), (77, 24671170), (110, 17269819), (145, 13101242), (154, 12335585), (203, 9358030), (241, 7882490), (290, 6550621), (319, 5955110), (353, 5381530), (385, 4934234), (406, 4679015), (482, 3941245), (638, 2977555), (706, 2690765), (770, 2467117), (1015, 1871606), (1205, 1576498), (1595, 1191022), (1687, 1126070), (1765, 1076306), (2030, 935803), (2233, 850730), (2410, 788249), (2471, 768790), (2651, 716590), (3190, 595511), (3374, 563035), (3530, 538153), (3883, 489230), (4466, 425365), (4942, 384395), (5302, 358295), (6989, 271810), (7766, 244615), (8435, 225214), (10237, 185570), (11165, 170146), (12355, 153758), (13255, 143318), (13978, 135905), (16870, 112607), (18557, 102370), (19415, 97846), (20474, 92785), (22330, 85073), (24710, 76879), (26510, 71659), (27181, 69890), (34945, 54362), (37114, 51185), (38830, 48923)]