779291280

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{40087}}^1$

素因数の和:40115

約数の個数: 120

約数和(自身を含む): 2714117952

約数和(自身を除く): 1934826672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 40087, 80174, 120261, 160348, 200435, 240522, 320696, 360783, 400870, 481044, 601305, 641392, 721566, 801740, 962088, 1082349, 1202610, 1443132, 1603480, 1803915, 1924176, 2164698, 2405220, 2886264, 3206960, 3247047, 3607830, 4329396, 4810440, 5411745, 5772528, 6494094, 7215660, 8658792, 9620880, 9741141, 10823490, 12988188, 14431320, 16235235, 17317584, 19482282, 21646980, 25976376, 28862640, 32470470, 38964564, 43293960, 48705705, 51952752, 64940940, 77929128, 86587920, 97411410, 129881880, 155858256, 194822820, 259763760, 389645640, 779291280]

約数ペア:

[(1, 779291280), (2, 389645640), (3, 259763760), (4, 194822820), (5, 155858256), (6, 129881880), (8, 97411410), (9, 86587920), (10, 77929128), (12, 64940940), (15, 51952752), (16, 48705705), (18, 43293960), (20, 38964564), (24, 32470470), (27, 28862640), (30, 25976376), (36, 21646980), (40, 19482282), (45, 17317584), (48, 16235235), (54, 14431320), (60, 12988188), (72, 10823490), (80, 9741141), (81, 9620880), (90, 8658792), (108, 7215660), (120, 6494094), (135, 5772528), (144, 5411745), (162, 4810440), (180, 4329396), (216, 3607830), (240, 3247047), (243, 3206960), (270, 2886264), (324, 2405220), (360, 2164698), (405, 1924176), (432, 1803915), (486, 1603480), (540, 1443132), (648, 1202610), (720, 1082349), (810, 962088), (972, 801740), (1080, 721566), (1215, 641392), (1296, 601305), (1620, 481044), (1944, 400870), (2160, 360783), (2430, 320696), (3240, 240522), (3888, 200435), (4860, 160348), (6480, 120261), (9720, 80174), (19440, 40087)]