261864432

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{859}}^1$

素因数の和:975

約数の個数: 120

約数和(自身を含む): 769407600

約数和(自身を除く): 507543168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 73, 87, 116, 144, 146, 174, 219, 232, 261, 292, 348, 438, 464, 522, 584, 657, 696, 859, 876, 1044, 1168, 1314, 1392, 1718, 1752, 2088, 2117, 2577, 2628, 3436, 3504, 4176, 4234, 5154, 5256, 6351, 6872, 7731, 8468, 10308, 10512, 12702, 13744, 15462, 16936, 19053, 20616, 24911, 25404, 30924, 33872, 38106, 41232, 49822, 50808, 61848, 62707, 74733, 76212, 99644, 101616, 123696, 125414, 149466, 152424, 188121, 199288, 224199, 250828, 298932, 304848, 376242, 398576, 448398, 501656, 564363, 597864, 752484, 896796, 1003312, 1128726, 1195728, 1504968, 1793592, 1818503, 2257452, 3009936, 3587184, 3637006, 4514904, 5455509, 7274012, 9029808, 10911018, 14548024, 16366527, 21822036, 29096048, 32733054, 43644072, 65466108, 87288144, 130932216, 261864432]

約数ペア:

[(1, 261864432), (2, 130932216), (3, 87288144), (4, 65466108), (6, 43644072), (8, 32733054), (9, 29096048), (12, 21822036), (16, 16366527), (18, 14548024), (24, 10911018), (29, 9029808), (36, 7274012), (48, 5455509), (58, 4514904), (72, 3637006), (73, 3587184), (87, 3009936), (116, 2257452), (144, 1818503), (146, 1793592), (174, 1504968), (219, 1195728), (232, 1128726), (261, 1003312), (292, 896796), (348, 752484), (438, 597864), (464, 564363), (522, 501656), (584, 448398), (657, 398576), (696, 376242), (859, 304848), (876, 298932), (1044, 250828), (1168, 224199), (1314, 199288), (1392, 188121), (1718, 152424), (1752, 149466), (2088, 125414), (2117, 123696), (2577, 101616), (2628, 99644), (3436, 76212), (3504, 74733), (4176, 62707), (4234, 61848), (5154, 50808), (5256, 49822), (6351, 41232), (6872, 38106), (7731, 33872), (8468, 30924), (10308, 25404), (10512, 24911), (12702, 20616), (13744, 19053), (15462, 16936)]