251957090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 576398592

約数和(自身を除く): 324441502

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 151, 154, 197, 242, 302, 385, 394, 605, 755, 770, 847, 985, 1057, 1210, 1379, 1510, 1661, 1694, 1970, 2114, 2167, 2758, 3322, 4235, 4334, 5285, 6895, 8305, 8470, 10570, 10835, 11627, 13790, 15169, 16610, 18271, 21670, 23254, 23837, 29747, 30338, 36542, 47674, 58135, 59494, 75845, 91355, 116270, 119185, 127897, 148735, 151690, 166859, 182710, 208229, 238370, 255794, 297470, 327217, 333718, 416458, 639485, 654434, 834295, 1041145, 1278970, 1636085, 1668590, 2082290, 2290519, 3272170, 3599387, 4581038, 7198774, 11452595, 17996935, 22905190, 25195709, 35993870, 50391418, 125978545, 251957090]

約数ペア:

[(1, 251957090), (2, 125978545), (5, 50391418), (7, 35993870), (10, 25195709), (11, 22905190), (14, 17996935), (22, 11452595), (35, 7198774), (55, 4581038), (70, 3599387), (77, 3272170), (110, 2290519), (121, 2082290), (151, 1668590), (154, 1636085), (197, 1278970), (242, 1041145), (302, 834295), (385, 654434), (394, 639485), (605, 416458), (755, 333718), (770, 327217), (847, 297470), (985, 255794), (1057, 238370), (1210, 208229), (1379, 182710), (1510, 166859), (1661, 151690), (1694, 148735), (1970, 127897), (2114, 119185), (2167, 116270), (2758, 91355), (3322, 75845), (4235, 59494), (4334, 58135), (5285, 47674), (6895, 36542), (8305, 30338), (8470, 29747), (10570, 23837), (10835, 23254), (11627, 21670), (13790, 18271), (15169, 16610)]