257851968

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^3\times {\mathrm{1009}}^1$

素因数の和:1057

約数の個数: 112

約数和(自身を含む): 751149120

約数和(自身を除く): 493297152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 121, 132, 176, 192, 242, 264, 352, 363, 484, 528, 704, 726, 968, 1009, 1056, 1331, 1452, 1936, 2018, 2112, 2662, 2904, 3027, 3872, 3993, 4036, 5324, 5808, 6054, 7744, 7986, 8072, 10648, 11099, 11616, 12108, 15972, 16144, 21296, 22198, 23232, 24216, 31944, 32288, 33297, 42592, 44396, 48432, 63888, 64576, 66594, 85184, 88792, 96864, 122089, 127776, 133188, 177584, 193728, 244178, 255552, 266376, 355168, 366267, 488356, 532752, 710336, 732534, 976712, 1065504, 1342979, 1465068, 1953424, 2131008, 2685958, 2930136, 3906848, 4028937, 5371916, 5860272, 7813696, 8057874, 10743832, 11720544, 16115748, 21487664, 23441088, 32231496, 42975328, 64462992, 85950656, 128925984, 257851968]

約数ペア:

[(1, 257851968), (2, 128925984), (3, 85950656), (4, 64462992), (6, 42975328), (8, 32231496), (11, 23441088), (12, 21487664), (16, 16115748), (22, 11720544), (24, 10743832), (32, 8057874), (33, 7813696), (44, 5860272), (48, 5371916), (64, 4028937), (66, 3906848), (88, 2930136), (96, 2685958), (121, 2131008), (132, 1953424), (176, 1465068), (192, 1342979), (242, 1065504), (264, 976712), (352, 732534), (363, 710336), (484, 532752), (528, 488356), (704, 366267), (726, 355168), (968, 266376), (1009, 255552), (1056, 244178), (1331, 193728), (1452, 177584), (1936, 133188), (2018, 127776), (2112, 122089), (2662, 96864), (2904, 88792), (3027, 85184), (3872, 66594), (3993, 64576), (4036, 63888), (5324, 48432), (5808, 44396), (6054, 42592), (7744, 33297), (7986, 32288), (8072, 31944), (10648, 24216), (11099, 23232), (11616, 22198), (12108, 21296), (15972, 16144)]