80874720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 192

約数和(自身を含む): 287461440

約数和(自身を除く): 206586720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 97, 108, 120, 135, 144, 160, 180, 193, 194, 216, 240, 270, 288, 291, 360, 386, 388, 432, 480, 485, 540, 579, 582, 720, 772, 776, 864, 873, 965, 970, 1080, 1158, 1164, 1440, 1455, 1544, 1552, 1737, 1746, 1930, 1940, 2160, 2316, 2328, 2619, 2895, 2910, 3088, 3104, 3474, 3492, 3860, 3880, 4320, 4365, 4632, 4656, 5211, 5238, 5790, 5820, 6176, 6948, 6984, 7720, 7760, 8685, 8730, 9264, 9312, 10422, 10476, 11580, 11640, 13095, 13896, 13968, 15440, 15520, 17370, 17460, 18528, 18721, 20844, 20952, 23160, 23280, 26055, 26190, 27792, 27936, 30880, 34740, 34920, 37442, 41688, 41904, 46320, 46560, 52110, 52380, 55584, 56163, 69480, 69840, 74884, 83376, 83808, 92640, 93605, 104220, 104760, 112326, 138960, 139680, 149768, 166752, 168489, 187210, 208440, 209520, 224652, 277920, 280815, 299536, 336978, 374420, 416880, 419040, 449304, 505467, 561630, 599072, 673956, 748840, 833760, 842445, 898608, 1010934, 1123260, 1347912, 1497680, 1684890, 1797216, 2021868, 2246520, 2527335, 2695824, 2995360, 3369780, 4043736, 4493040, 5054670, 5391648, 6739560, 8087472, 8986080, 10109340, 13479120, 16174944, 20218680, 26958240, 40437360, 80874720]

約数ペア:

[(1, 80874720), (2, 40437360), (3, 26958240), (4, 20218680), (5, 16174944), (6, 13479120), (8, 10109340), (9, 8986080), (10, 8087472), (12, 6739560), (15, 5391648), (16, 5054670), (18, 4493040), (20, 4043736), (24, 3369780), (27, 2995360), (30, 2695824), (32, 2527335), (36, 2246520), (40, 2021868), (45, 1797216), (48, 1684890), (54, 1497680), (60, 1347912), (72, 1123260), (80, 1010934), (90, 898608), (96, 842445), (97, 833760), (108, 748840), (120, 673956), (135, 599072), (144, 561630), (160, 505467), (180, 449304), (193, 419040), (194, 416880), (216, 374420), (240, 336978), (270, 299536), (288, 280815), (291, 277920), (360, 224652), (386, 209520), (388, 208440), (432, 187210), (480, 168489), (485, 166752), (540, 149768), (579, 139680), (582, 138960), (720, 112326), (772, 104760), (776, 104220), (864, 93605), (873, 92640), (965, 83808), (970, 83376), (1080, 74884), (1158, 69840), (1164, 69480), (1440, 56163), (1455, 55584), (1544, 52380), (1552, 52110), (1737, 46560), (1746, 46320), (1930, 41904), (1940, 41688), (2160, 37442), (2316, 34920), (2328, 34740), (2619, 30880), (2895, 27936), (2910, 27792), (3088, 26190), (3104, 26055), (3474, 23280), (3492, 23160), (3860, 20952), (3880, 20844), (4320, 18721), (4365, 18528), (4632, 17460), (4656, 17370), (5211, 15520), (5238, 15440), (5790, 13968), (5820, 13896), (6176, 13095), (6948, 11640), (6984, 11580), (7720, 10476), (7760, 10422), (8685, 9312), (8730, 9264)]