142871456

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 362777184

約数和(自身を除く): 219905728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 49, 52, 56, 86, 91, 98, 104, 112, 163, 172, 182, 196, 208, 224, 301, 326, 344, 364, 392, 416, 559, 602, 637, 652, 688, 728, 784, 1118, 1141, 1204, 1274, 1304, 1376, 1456, 1568, 2107, 2119, 2236, 2282, 2408, 2548, 2608, 2912, 3913, 4214, 4238, 4472, 4564, 4816, 5096, 5216, 7009, 7826, 7987, 8428, 8476, 8944, 9128, 9632, 10192, 14018, 14833, 15652, 15974, 16856, 16952, 17888, 18256, 20384, 27391, 28036, 29666, 31304, 31948, 33712, 33904, 36512, 49063, 54782, 56072, 59332, 62608, 63896, 67424, 67808, 91117, 98126, 103831, 109564, 112144, 118664, 125216, 127792, 182234, 196252, 207662, 219128, 224288, 237328, 255584, 343441, 364468, 392504, 415324, 438256, 474656, 637819, 686882, 728936, 785008, 830648, 876512, 1275638, 1373764, 1457872, 1570016, 1661296, 2551276, 2747528, 2915744, 3322592, 4464733, 5102552, 5495056, 8929466, 10205104, 10990112, 17858932, 20410208, 35717864, 71435728, 142871456]

約数ペア:

[(1, 142871456), (2, 71435728), (4, 35717864), (7, 20410208), (8, 17858932), (13, 10990112), (14, 10205104), (16, 8929466), (26, 5495056), (28, 5102552), (32, 4464733), (43, 3322592), (49, 2915744), (52, 2747528), (56, 2551276), (86, 1661296), (91, 1570016), (98, 1457872), (104, 1373764), (112, 1275638), (163, 876512), (172, 830648), (182, 785008), (196, 728936), (208, 686882), (224, 637819), (301, 474656), (326, 438256), (344, 415324), (364, 392504), (392, 364468), (416, 343441), (559, 255584), (602, 237328), (637, 224288), (652, 219128), (688, 207662), (728, 196252), (784, 182234), (1118, 127792), (1141, 125216), (1204, 118664), (1274, 112144), (1304, 109564), (1376, 103831), (1456, 98126), (1568, 91117), (2107, 67808), (2119, 67424), (2236, 63896), (2282, 62608), (2408, 59332), (2548, 56072), (2608, 54782), (2912, 49063), (3913, 36512), (4214, 33904), (4238, 33712), (4472, 31948), (4564, 31304), (4816, 29666), (5096, 28036), (5216, 27391), (7009, 20384), (7826, 18256), (7987, 17888), (8428, 16952), (8476, 16856), (8944, 15974), (9128, 15652), (9632, 14833), (10192, 14018)]