261675216

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^2$

素因数の和:202

約数の個数: 180

約数和(自身を含む): 836125056

約数和(自身を除く): 574449840

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 73, 88, 93, 99, 124, 132, 144, 146, 176, 186, 198, 219, 248, 264, 279, 292, 341, 372, 396, 438, 496, 528, 558, 584, 657, 682, 744, 792, 803, 876, 1023, 1116, 1168, 1314, 1364, 1488, 1584, 1606, 1752, 2046, 2232, 2263, 2409, 2628, 2728, 3069, 3212, 3504, 4092, 4464, 4526, 4818, 5256, 5329, 5456, 6138, 6424, 6789, 7227, 8184, 9052, 9636, 10512, 10658, 12276, 12848, 13578, 14454, 15987, 16368, 18104, 19272, 20367, 21316, 24552, 24893, 27156, 28908, 31974, 36208, 38544, 40734, 42632, 47961, 49104, 49786, 54312, 57816, 58619, 63948, 74679, 81468, 85264, 95922, 99572, 108624, 115632, 117238, 127896, 149358, 162936, 165199, 175857, 191844, 199144, 224037, 234476, 255792, 298716, 325872, 330398, 351714, 383688, 398288, 448074, 468952, 495597, 527571, 597432, 660796, 703428, 767376, 896148, 937904, 991194, 1055142, 1194864, 1321592, 1406856, 1486791, 1792296, 1817189, 1982388, 2110284, 2643184, 2813712, 2973582, 3584592, 3634378, 3964776, 4220568, 5451567, 5947164, 7268756, 7929552, 8441136, 10903134, 11894328, 14537512, 16354701, 21806268, 23788656, 29075024, 32709402, 43612536, 65418804, 87225072, 130837608, 261675216]

約数ペア:

[(1, 261675216), (2, 130837608), (3, 87225072), (4, 65418804), (6, 43612536), (8, 32709402), (9, 29075024), (11, 23788656), (12, 21806268), (16, 16354701), (18, 14537512), (22, 11894328), (24, 10903134), (31, 8441136), (33, 7929552), (36, 7268756), (44, 5947164), (48, 5451567), (62, 4220568), (66, 3964776), (72, 3634378), (73, 3584592), (88, 2973582), (93, 2813712), (99, 2643184), (124, 2110284), (132, 1982388), (144, 1817189), (146, 1792296), (176, 1486791), (186, 1406856), (198, 1321592), (219, 1194864), (248, 1055142), (264, 991194), (279, 937904), (292, 896148), (341, 767376), (372, 703428), (396, 660796), (438, 597432), (496, 527571), (528, 495597), (558, 468952), (584, 448074), (657, 398288), (682, 383688), (744, 351714), (792, 330398), (803, 325872), (876, 298716), (1023, 255792), (1116, 234476), (1168, 224037), (1314, 199144), (1364, 191844), (1488, 175857), (1584, 165199), (1606, 162936), (1752, 149358), (2046, 127896), (2232, 117238), (2263, 115632), (2409, 108624), (2628, 99572), (2728, 95922), (3069, 85264), (3212, 81468), (3504, 74679), (4092, 63948), (4464, 58619), (4526, 57816), (4818, 54312), (5256, 49786), (5329, 49104), (5456, 47961), (6138, 42632), (6424, 40734), (6789, 38544), (7227, 36208), (8184, 31974), (9052, 28908), (9636, 27156), (10512, 24893), (10658, 24552), (12276, 21316), (12848, 20367), (13578, 19272), (14454, 18104), (15987, 16368)]