131378016

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2539}}^1$

素因数の和:2577

約数の個数: 144

約数和(自身を含む): 437814720

約数和(自身を除く): 306436704

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 96, 98, 112, 132, 147, 154, 168, 176, 196, 224, 231, 264, 294, 308, 336, 352, 392, 462, 528, 539, 588, 616, 672, 784, 924, 1056, 1078, 1176, 1232, 1568, 1617, 1848, 2156, 2352, 2464, 2539, 3234, 3696, 4312, 4704, 5078, 6468, 7392, 7617, 8624, 10156, 12936, 15234, 17248, 17773, 20312, 25872, 27929, 30468, 35546, 40624, 51744, 53319, 55858, 60936, 71092, 81248, 83787, 106638, 111716, 121872, 124411, 142184, 167574, 195503, 213276, 223432, 243744, 248822, 284368, 335148, 373233, 391006, 426552, 446864, 497644, 568736, 586509, 670296, 746466, 782012, 853104, 893728, 995288, 1173018, 1340592, 1368521, 1492932, 1564024, 1706208, 1990576, 2346036, 2681184, 2737042, 2985864, 3128048, 3981152, 4105563, 4692072, 5474084, 5971728, 6256096, 8211126, 9384144, 10948168, 11943456, 16422252, 18768288, 21896336, 32844504, 43792672, 65689008, 131378016]

約数ペア:

[(1, 131378016), (2, 65689008), (3, 43792672), (4, 32844504), (6, 21896336), (7, 18768288), (8, 16422252), (11, 11943456), (12, 10948168), (14, 9384144), (16, 8211126), (21, 6256096), (22, 5971728), (24, 5474084), (28, 4692072), (32, 4105563), (33, 3981152), (42, 3128048), (44, 2985864), (48, 2737042), (49, 2681184), (56, 2346036), (66, 1990576), (77, 1706208), (84, 1564024), (88, 1492932), (96, 1368521), (98, 1340592), (112, 1173018), (132, 995288), (147, 893728), (154, 853104), (168, 782012), (176, 746466), (196, 670296), (224, 586509), (231, 568736), (264, 497644), (294, 446864), (308, 426552), (336, 391006), (352, 373233), (392, 335148), (462, 284368), (528, 248822), (539, 243744), (588, 223432), (616, 213276), (672, 195503), (784, 167574), (924, 142184), (1056, 124411), (1078, 121872), (1176, 111716), (1232, 106638), (1568, 83787), (1617, 81248), (1848, 71092), (2156, 60936), (2352, 55858), (2464, 53319), (2539, 51744), (3234, 40624), (3696, 35546), (4312, 30468), (4704, 27929), (5078, 25872), (6468, 20312), (7392, 17773), (7617, 17248), (8624, 15234), (10156, 12936)]