138492720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:780

約数の個数: 160

約数和(自身を含む): 482677440

約数和(自身を除く): 344184720

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, 90, 97, 108, 120, 135, 144, 180, 194, 216, 240, 270, 291, 360, 388, 432, 485, 540, 582, 661, 720, 776, 873, 970, 1080, 1164, 1322, 1455, 1552, 1746, 1940, 1983, 2160, 2328, 2619, 2644, 2910, 3305, 3492, 3880, 3966, 4365, 4656, 5238, 5288, 5820, 5949, 6610, 6984, 7760, 7932, 8730, 9915, 10476, 10576, 11640, 11898, 13095, 13220, 13968, 15864, 17460, 17847, 19830, 20952, 23280, 23796, 26190, 26440, 29745, 31728, 34920, 35694, 39660, 41904, 47592, 52380, 52880, 59490, 64117, 69840, 71388, 79320, 89235, 95184, 104760, 118980, 128234, 142776, 158640, 178470, 192351, 209520, 237960, 256468, 285552, 320585, 356940, 384702, 475920, 512936, 577053, 641170, 713880, 769404, 961755, 1025872, 1154106, 1282340, 1427760, 1538808, 1731159, 1923510, 2308212, 2564680, 2885265, 3077616, 3462318, 3847020, 4616424, 5129360, 5770530, 6924636, 7694040, 8655795, 9232848, 11541060, 13849272, 15388080, 17311590, 23082120, 27698544, 34623180, 46164240, 69246360, 138492720]

約数ペア:

[(1, 138492720), (2, 69246360), (3, 46164240), (4, 34623180), (5, 27698544), (6, 23082120), (8, 17311590), (9, 15388080), (10, 13849272), (12, 11541060), (15, 9232848), (16, 8655795), (18, 7694040), (20, 6924636), (24, 5770530), (27, 5129360), (30, 4616424), (36, 3847020), (40, 3462318), (45, 3077616), (48, 2885265), (54, 2564680), (60, 2308212), (72, 1923510), (80, 1731159), (90, 1538808), (97, 1427760), (108, 1282340), (120, 1154106), (135, 1025872), (144, 961755), (180, 769404), (194, 713880), (216, 641170), (240, 577053), (270, 512936), (291, 475920), (360, 384702), (388, 356940), (432, 320585), (485, 285552), (540, 256468), (582, 237960), (661, 209520), (720, 192351), (776, 178470), (873, 158640), (970, 142776), (1080, 128234), (1164, 118980), (1322, 104760), (1455, 95184), (1552, 89235), (1746, 79320), (1940, 71388), (1983, 69840), (2160, 64117), (2328, 59490), (2619, 52880), (2644, 52380), (2910, 47592), (3305, 41904), (3492, 39660), (3880, 35694), (3966, 34920), (4365, 31728), (4656, 29745), (5238, 26440), (5288, 26190), (5820, 23796), (5949, 23280), (6610, 20952), (6984, 19830), (7760, 17847), (7932, 17460), (8730, 15864), (9915, 13968), (10476, 13220), (10576, 13095), (11640, 11898)]