138945408

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{51691}}^1$

素因数の和:51715

約数の個数: 64

約数和(自身を含む): 421806720

約数和(自身を除く): 282861312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 51691, 103382, 155073, 206764, 310146, 361837, 413528, 620292, 723674, 827056, 1085511, 1240584, 1447348, 1654112, 2171022, 2481168, 2894696, 3308224, 4342044, 4962336, 5789392, 6616448, 8684088, 9924672, 11578784, 17368176, 19849344, 23157568, 34736352, 46315136, 69472704, 138945408]

約数ペア:

[(1, 138945408), (2, 69472704), (3, 46315136), (4, 34736352), (6, 23157568), (7, 19849344), (8, 17368176), (12, 11578784), (14, 9924672), (16, 8684088), (21, 6616448), (24, 5789392), (28, 4962336), (32, 4342044), (42, 3308224), (48, 2894696), (56, 2481168), (64, 2171022), (84, 1654112), (96, 1447348), (112, 1240584), (128, 1085511), (168, 827056), (192, 723674), (224, 620292), (336, 413528), (384, 361837), (448, 310146), (672, 206764), (896, 155073), (1344, 103382), (2688, 51691)]