161707128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 472158720

約数和(自身を除く): 310451592

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 137, 187, 204, 263, 264, 274, 374, 408, 411, 526, 548, 561, 748, 789, 822, 1052, 1096, 1122, 1496, 1507, 1578, 1644, 2104, 2244, 2329, 2893, 3014, 3156, 3288, 4471, 4488, 4521, 4658, 5786, 6028, 6312, 6987, 8679, 8942, 9042, 9316, 11572, 12056, 13413, 13974, 17358, 17884, 18084, 18632, 23144, 25619, 26826, 27948, 34716, 35768, 36031, 36168, 49181, 51238, 53652, 55896, 69432, 72062, 76857, 98362, 102476, 107304, 108093, 144124, 147543, 153714, 196724, 204952, 216186, 288248, 295086, 307428, 393448, 396341, 432372, 590172, 612527, 614856, 792682, 864744, 1180344, 1189023, 1225054, 1585364, 1837581, 2378046, 2450108, 3170728, 3675162, 4756092, 4900216, 6737797, 7350324, 9512184, 13475594, 14700648, 20213391, 26951188, 40426782, 53902376, 80853564, 161707128]

約数ペア:

[(1, 161707128), (2, 80853564), (3, 53902376), (4, 40426782), (6, 26951188), (8, 20213391), (11, 14700648), (12, 13475594), (17, 9512184), (22, 7350324), (24, 6737797), (33, 4900216), (34, 4756092), (44, 3675162), (51, 3170728), (66, 2450108), (68, 2378046), (88, 1837581), (102, 1585364), (132, 1225054), (136, 1189023), (137, 1180344), (187, 864744), (204, 792682), (263, 614856), (264, 612527), (274, 590172), (374, 432372), (408, 396341), (411, 393448), (526, 307428), (548, 295086), (561, 288248), (748, 216186), (789, 204952), (822, 196724), (1052, 153714), (1096, 147543), (1122, 144124), (1496, 108093), (1507, 107304), (1578, 102476), (1644, 98362), (2104, 76857), (2244, 72062), (2329, 69432), (2893, 55896), (3014, 53652), (3156, 51238), (3288, 49181), (4471, 36168), (4488, 36031), (4521, 35768), (4658, 34716), (5786, 27948), (6028, 26826), (6312, 25619), (6987, 23144), (8679, 18632), (8942, 18084), (9042, 17884), (9316, 17358), (11572, 13974), (12056, 13413)]