161890872

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1173

約数の個数: 128

約数和(自身を含む): 486984960

約数和(自身を除く): 325094088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 43, 44, 52, 66, 78, 86, 88, 104, 129, 132, 143, 156, 172, 258, 264, 286, 312, 344, 429, 473, 516, 559, 572, 858, 946, 1032, 1097, 1118, 1144, 1419, 1677, 1716, 1892, 2194, 2236, 2838, 3291, 3354, 3432, 3784, 4388, 4472, 5676, 6149, 6582, 6708, 8776, 11352, 12067, 12298, 13164, 13416, 14261, 18447, 24134, 24596, 26328, 28522, 36201, 36894, 42783, 47171, 48268, 49192, 57044, 72402, 73788, 85566, 94342, 96536, 114088, 141513, 144804, 147576, 156871, 171132, 188684, 283026, 289608, 313742, 342264, 377368, 470613, 518881, 566052, 613223, 627484, 941226, 1037762, 1132104, 1226446, 1254968, 1556643, 1839669, 1882452, 2075524, 2452892, 3113286, 3679338, 3764904, 4151048, 4905784, 6226572, 6745453, 7358676, 12453144, 13490906, 14717352, 20236359, 26981812, 40472718, 53963624, 80945436, 161890872]

約数ペア:

[(1, 161890872), (2, 80945436), (3, 53963624), (4, 40472718), (6, 26981812), (8, 20236359), (11, 14717352), (12, 13490906), (13, 12453144), (22, 7358676), (24, 6745453), (26, 6226572), (33, 4905784), (39, 4151048), (43, 3764904), (44, 3679338), (52, 3113286), (66, 2452892), (78, 2075524), (86, 1882452), (88, 1839669), (104, 1556643), (129, 1254968), (132, 1226446), (143, 1132104), (156, 1037762), (172, 941226), (258, 627484), (264, 613223), (286, 566052), (312, 518881), (344, 470613), (429, 377368), (473, 342264), (516, 313742), (559, 289608), (572, 283026), (858, 188684), (946, 171132), (1032, 156871), (1097, 147576), (1118, 144804), (1144, 141513), (1419, 114088), (1677, 96536), (1716, 94342), (1892, 85566), (2194, 73788), (2236, 72402), (2838, 57044), (3291, 49192), (3354, 48268), (3432, 47171), (3784, 42783), (4388, 36894), (4472, 36201), (5676, 28522), (6149, 26328), (6582, 24596), (6708, 24134), (8776, 18447), (11352, 14261), (12067, 13416), (12298, 13164)]