161765856

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{3821}}^1$

素因数の和:3854

約数の個数: 144

約数和(自身を含む): 548992080

約数和(自身を除く): 387226224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 504, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1512, 1568, 1764, 2016, 2352, 2646, 3024, 3528, 3821, 4704, 5292, 6048, 7056, 7642, 10584, 11463, 14112, 15284, 21168, 22926, 26747, 30568, 34389, 42336, 45852, 53494, 61136, 68778, 80241, 91704, 103167, 106988, 122272, 137556, 160482, 183408, 187229, 206334, 213976, 240723, 275112, 320964, 366816, 374458, 412668, 427952, 481446, 550224, 561687, 641928, 722169, 748916, 825336, 855904, 962892, 1100448, 1123374, 1283856, 1444338, 1497832, 1650672, 1685061, 1925784, 2246748, 2567712, 2888676, 2995664, 3301344, 3370122, 3851568, 4493496, 5055183, 5777352, 5991328, 6740244, 7703136, 8986992, 10110366, 11554704, 13480488, 17973984, 20220732, 23109408, 26960976, 40441464, 53921952, 80882928, 161765856]

約数ペア:

[(1, 161765856), (2, 80882928), (3, 53921952), (4, 40441464), (6, 26960976), (7, 23109408), (8, 20220732), (9, 17973984), (12, 13480488), (14, 11554704), (16, 10110366), (18, 8986992), (21, 7703136), (24, 6740244), (27, 5991328), (28, 5777352), (32, 5055183), (36, 4493496), (42, 3851568), (48, 3370122), (49, 3301344), (54, 2995664), (56, 2888676), (63, 2567712), (72, 2246748), (84, 1925784), (96, 1685061), (98, 1650672), (108, 1497832), (112, 1444338), (126, 1283856), (144, 1123374), (147, 1100448), (168, 962892), (189, 855904), (196, 825336), (216, 748916), (224, 722169), (252, 641928), (288, 561687), (294, 550224), (336, 481446), (378, 427952), (392, 412668), (432, 374458), (441, 366816), (504, 320964), (588, 275112), (672, 240723), (756, 213976), (784, 206334), (864, 187229), (882, 183408), (1008, 160482), (1176, 137556), (1323, 122272), (1512, 106988), (1568, 103167), (1764, 91704), (2016, 80241), (2352, 68778), (2646, 61136), (3024, 53494), (3528, 45852), (3821, 42336), (4704, 34389), (5292, 30568), (6048, 26747), (7056, 22926), (7642, 21168), (10584, 15284), (11463, 14112)]