78997776

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:729

約数の個数: 160

約数和(自身を含む): 254233728

約数和(自身を除く): 175235952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 33, 34, 39, 44, 48, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 176, 187, 204, 208, 221, 264, 272, 286, 312, 374, 408, 429, 442, 528, 561, 572, 624, 663, 677, 748, 816, 858, 884, 1122, 1144, 1326, 1354, 1496, 1716, 1768, 2031, 2244, 2288, 2431, 2652, 2708, 2992, 3432, 3536, 4062, 4488, 4862, 5304, 5416, 6864, 7293, 7447, 8124, 8801, 8976, 9724, 10608, 10832, 11509, 14586, 14894, 16248, 17602, 19448, 22341, 23018, 26403, 29172, 29788, 32496, 34527, 35204, 38896, 44682, 46036, 52806, 58344, 59576, 69054, 70408, 89364, 92072, 96811, 105612, 116688, 119152, 126599, 138108, 140816, 149617, 178728, 184144, 193622, 211224, 253198, 276216, 290433, 299234, 357456, 379797, 387244, 422448, 448851, 506396, 552432, 580866, 598468, 759594, 774488, 897702, 1012792, 1161732, 1196936, 1519188, 1548976, 1645787, 1795404, 2025584, 2323464, 2393872, 3038376, 3291574, 3590808, 4646928, 4937361, 6076752, 6583148, 7181616, 9874722, 13166296, 19749444, 26332592, 39498888, 78997776]

約数ペア:

[(1, 78997776), (2, 39498888), (3, 26332592), (4, 19749444), (6, 13166296), (8, 9874722), (11, 7181616), (12, 6583148), (13, 6076752), (16, 4937361), (17, 4646928), (22, 3590808), (24, 3291574), (26, 3038376), (33, 2393872), (34, 2323464), (39, 2025584), (44, 1795404), (48, 1645787), (51, 1548976), (52, 1519188), (66, 1196936), (68, 1161732), (78, 1012792), (88, 897702), (102, 774488), (104, 759594), (132, 598468), (136, 580866), (143, 552432), (156, 506396), (176, 448851), (187, 422448), (204, 387244), (208, 379797), (221, 357456), (264, 299234), (272, 290433), (286, 276216), (312, 253198), (374, 211224), (408, 193622), (429, 184144), (442, 178728), (528, 149617), (561, 140816), (572, 138108), (624, 126599), (663, 119152), (677, 116688), (748, 105612), (816, 96811), (858, 92072), (884, 89364), (1122, 70408), (1144, 69054), (1326, 59576), (1354, 58344), (1496, 52806), (1716, 46036), (1768, 44682), (2031, 38896), (2244, 35204), (2288, 34527), (2431, 32496), (2652, 29788), (2708, 29172), (2992, 26403), (3432, 23018), (3536, 22341), (4062, 19448), (4488, 17602), (4862, 16248), (5304, 14894), (5416, 14586), (6864, 11509), (7293, 10832), (7447, 10608), (8124, 9724), (8801, 8976)]