128573784

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 371712000

約数和(自身を除く): 243138216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 109, 127, 129, 172, 216, 218, 254, 258, 327, 344, 381, 387, 436, 508, 516, 654, 762, 774, 872, 981, 1016, 1032, 1143, 1161, 1308, 1524, 1548, 1962, 2286, 2322, 2616, 2943, 3048, 3096, 3429, 3924, 4572, 4644, 4687, 5461, 5886, 6858, 7848, 9144, 9288, 9374, 10922, 11772, 13716, 13843, 14061, 16383, 18748, 21844, 23544, 27432, 27686, 28122, 32766, 37496, 41529, 42183, 43688, 49149, 55372, 56244, 65532, 83058, 84366, 98298, 110744, 112488, 124587, 126549, 131064, 147447, 166116, 168732, 196596, 249174, 253098, 294894, 332232, 337464, 373761, 393192, 498348, 506196, 589788, 595249, 747522, 996696, 1012392, 1179576, 1190498, 1495044, 1785747, 2380996, 2990088, 3571494, 4761992, 5357241, 7142988, 10714482, 14285976, 16071723, 21428964, 32143446, 42857928, 64286892, 128573784]

約数ペア:

[(1, 128573784), (2, 64286892), (3, 42857928), (4, 32143446), (6, 21428964), (8, 16071723), (9, 14285976), (12, 10714482), (18, 7142988), (24, 5357241), (27, 4761992), (36, 3571494), (43, 2990088), (54, 2380996), (72, 1785747), (86, 1495044), (108, 1190498), (109, 1179576), (127, 1012392), (129, 996696), (172, 747522), (216, 595249), (218, 589788), (254, 506196), (258, 498348), (327, 393192), (344, 373761), (381, 337464), (387, 332232), (436, 294894), (508, 253098), (516, 249174), (654, 196596), (762, 168732), (774, 166116), (872, 147447), (981, 131064), (1016, 126549), (1032, 124587), (1143, 112488), (1161, 110744), (1308, 98298), (1524, 84366), (1548, 83058), (1962, 65532), (2286, 56244), (2322, 55372), (2616, 49149), (2943, 43688), (3048, 42183), (3096, 41529), (3429, 37496), (3924, 32766), (4572, 28122), (4644, 27686), (4687, 27432), (5461, 23544), (5886, 21844), (6858, 18748), (7848, 16383), (9144, 14061), (9288, 13843), (9374, 13716), (10922, 11772)]