213886750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 513257472

約数和(自身を除く): 299370722

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 41, 50, 55, 70, 77, 82, 110, 125, 154, 175, 205, 250, 271, 275, 287, 350, 385, 410, 451, 542, 550, 574, 770, 875, 902, 1025, 1355, 1375, 1435, 1750, 1897, 1925, 2050, 2255, 2710, 2750, 2870, 2981, 3157, 3794, 3850, 4510, 5125, 5962, 6314, 6775, 7175, 9485, 9625, 10250, 11111, 11275, 13550, 14350, 14905, 15785, 18970, 19250, 20867, 22222, 22550, 29810, 31570, 33875, 35875, 41734, 47425, 55555, 56375, 67750, 71750, 74525, 77777, 78925, 94850, 104335, 111110, 112750, 122221, 149050, 155554, 157850, 208670, 237125, 244442, 277775, 372625, 388885, 394625, 474250, 521675, 555550, 611105, 745250, 777770, 789250, 855547, 1043350, 1222210, 1388875, 1711094, 1944425, 2608375, 2777750, 3055525, 3888850, 4277735, 5216750, 6111050, 8555470, 9722125, 15277625, 19444250, 21388675, 30555250, 42777350, 106943375, 213886750]

約数ペア:

[(1, 213886750), (2, 106943375), (5, 42777350), (7, 30555250), (10, 21388675), (11, 19444250), (14, 15277625), (22, 9722125), (25, 8555470), (35, 6111050), (41, 5216750), (50, 4277735), (55, 3888850), (70, 3055525), (77, 2777750), (82, 2608375), (110, 1944425), (125, 1711094), (154, 1388875), (175, 1222210), (205, 1043350), (250, 855547), (271, 789250), (275, 777770), (287, 745250), (350, 611105), (385, 555550), (410, 521675), (451, 474250), (542, 394625), (550, 388885), (574, 372625), (770, 277775), (875, 244442), (902, 237125), (1025, 208670), (1355, 157850), (1375, 155554), (1435, 149050), (1750, 122221), (1897, 112750), (1925, 111110), (2050, 104335), (2255, 94850), (2710, 78925), (2750, 77777), (2870, 74525), (2981, 71750), (3157, 67750), (3794, 56375), (3850, 55555), (4510, 47425), (5125, 41734), (5962, 35875), (6314, 33875), (6775, 31570), (7175, 29810), (9485, 22550), (9625, 22222), (10250, 20867), (11111, 19250), (11275, 18970), (13550, 15785), (14350, 14905)]