1978193712

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3019}}^1$

素因数の和:3131

約数の個数: 160

約数和(自身を含む): 5985688320

約数和(自身を除く): 4007494608

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 73, 88, 102, 132, 136, 146, 176, 187, 204, 219, 264, 272, 292, 374, 408, 438, 528, 561, 584, 748, 803, 816, 876, 1122, 1168, 1241, 1496, 1606, 1752, 2244, 2409, 2482, 2992, 3019, 3212, 3504, 3723, 4488, 4818, 4964, 6038, 6424, 7446, 8976, 9057, 9636, 9928, 12076, 12848, 13651, 14892, 18114, 19272, 19856, 24152, 27302, 29784, 33209, 36228, 38544, 40953, 48304, 51323, 54604, 59568, 66418, 72456, 81906, 99627, 102646, 109208, 132836, 144912, 153969, 163812, 199254, 205292, 218416, 220387, 265672, 307938, 327624, 398508, 410584, 440774, 531344, 564553, 615876, 655248, 661161, 797016, 821168, 881548, 1129106, 1231752, 1322322, 1594032, 1693659, 1763096, 2258212, 2424257, 2463504, 2644644, 3387318, 3526192, 3746579, 4516424, 4848514, 5289288, 6774636, 7272771, 7493158, 9032848, 9697028, 10578576, 11239737, 13549272, 14545542, 14986316, 19394056, 22479474, 27098544, 29091084, 29972632, 38788112, 41212369, 44958948, 58182168, 59945264, 82424738, 89917896, 116364336, 123637107, 164849476, 179835792, 247274214, 329698952, 494548428, 659397904, 989096856, 1978193712]

約数ペア:

[(1, 1978193712), (2, 989096856), (3, 659397904), (4, 494548428), (6, 329698952), (8, 247274214), (11, 179835792), (12, 164849476), (16, 123637107), (17, 116364336), (22, 89917896), (24, 82424738), (33, 59945264), (34, 58182168), (44, 44958948), (48, 41212369), (51, 38788112), (66, 29972632), (68, 29091084), (73, 27098544), (88, 22479474), (102, 19394056), (132, 14986316), (136, 14545542), (146, 13549272), (176, 11239737), (187, 10578576), (204, 9697028), (219, 9032848), (264, 7493158), (272, 7272771), (292, 6774636), (374, 5289288), (408, 4848514), (438, 4516424), (528, 3746579), (561, 3526192), (584, 3387318), (748, 2644644), (803, 2463504), (816, 2424257), (876, 2258212), (1122, 1763096), (1168, 1693659), (1241, 1594032), (1496, 1322322), (1606, 1231752), (1752, 1129106), (2244, 881548), (2409, 821168), (2482, 797016), (2992, 661161), (3019, 655248), (3212, 615876), (3504, 564553), (3723, 531344), (4488, 440774), (4818, 410584), (4964, 398508), (6038, 327624), (6424, 307938), (7446, 265672), (8976, 220387), (9057, 218416), (9636, 205292), (9928, 199254), (12076, 163812), (12848, 153969), (13651, 144912), (14892, 132836), (18114, 109208), (19272, 102646), (19856, 99627), (24152, 81906), (27302, 72456), (29784, 66418), (33209, 59568), (36228, 54604), (38544, 51323), (40953, 48304)]