616806008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 1487216640

約数和(自身を除く): 870410632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 151, 181, 182, 217, 248, 302, 362, 364, 403, 434, 604, 724, 728, 806, 868, 1057, 1208, 1267, 1448, 1612, 1736, 1963, 2114, 2353, 2534, 2821, 3224, 3926, 4228, 4681, 4706, 5068, 5611, 5642, 7852, 8456, 9362, 9412, 10136, 11222, 11284, 13741, 15704, 16471, 18724, 18824, 22444, 22568, 27331, 27482, 32767, 32942, 37448, 39277, 44888, 54662, 54964, 60853, 65534, 65884, 72943, 78554, 109324, 109928, 121706, 131068, 131768, 145886, 157108, 191317, 218648, 243412, 262136, 291772, 314216, 355303, 382634, 425971, 486824, 510601, 583544, 710606, 765268, 847261, 851942, 1021202, 1421212, 1530536, 1694522, 1703884, 2042404, 2487121, 2842424, 3389044, 3407768, 4084808, 4974242, 5930827, 6778088, 9948484, 11014393, 11861654, 19896968, 22028786, 23723308, 44057572, 47446616, 77100751, 88115144, 154201502, 308403004, 616806008]

約数ペア:

[(1, 616806008), (2, 308403004), (4, 154201502), (7, 88115144), (8, 77100751), (13, 47446616), (14, 44057572), (26, 23723308), (28, 22028786), (31, 19896968), (52, 11861654), (56, 11014393), (62, 9948484), (91, 6778088), (104, 5930827), (124, 4974242), (151, 4084808), (181, 3407768), (182, 3389044), (217, 2842424), (248, 2487121), (302, 2042404), (362, 1703884), (364, 1694522), (403, 1530536), (434, 1421212), (604, 1021202), (724, 851942), (728, 847261), (806, 765268), (868, 710606), (1057, 583544), (1208, 510601), (1267, 486824), (1448, 425971), (1612, 382634), (1736, 355303), (1963, 314216), (2114, 291772), (2353, 262136), (2534, 243412), (2821, 218648), (3224, 191317), (3926, 157108), (4228, 145886), (4681, 131768), (4706, 131068), (5068, 121706), (5611, 109928), (5642, 109324), (7852, 78554), (8456, 72943), (9362, 65884), (9412, 65534), (10136, 60853), (11222, 54964), (11284, 54662), (13741, 44888), (15704, 39277), (16471, 37448), (18724, 32942), (18824, 32767), (22444, 27482), (22568, 27331)]