128026864

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3539}}^1$

素因数の和:3590

約数の個数: 80

約数和(自身を含む): 316051200

約数和(自身を除く): 188024336

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 238, 266, 272, 304, 323, 476, 532, 646, 952, 1064, 1292, 1904, 2128, 2261, 2584, 3539, 4522, 5168, 7078, 9044, 14156, 18088, 24773, 28312, 36176, 49546, 56624, 60163, 67241, 99092, 120326, 134482, 198184, 240652, 268964, 396368, 421141, 470687, 481304, 537928, 842282, 941374, 962608, 1075856, 1143097, 1684564, 1882748, 2286194, 3369128, 3765496, 4572388, 6738256, 7530992, 8001679, 9144776, 16003358, 18289552, 32006716, 64013432, 128026864]

約数ペア:

[(1, 128026864), (2, 64013432), (4, 32006716), (7, 18289552), (8, 16003358), (14, 9144776), (16, 8001679), (17, 7530992), (19, 6738256), (28, 4572388), (34, 3765496), (38, 3369128), (56, 2286194), (68, 1882748), (76, 1684564), (112, 1143097), (119, 1075856), (133, 962608), (136, 941374), (152, 842282), (238, 537928), (266, 481304), (272, 470687), (304, 421141), (323, 396368), (476, 268964), (532, 240652), (646, 198184), (952, 134482), (1064, 120326), (1292, 99092), (1904, 67241), (2128, 60163), (2261, 56624), (2584, 49546), (3539, 36176), (4522, 28312), (5168, 24773), (7078, 18088), (9044, 14156)]