319651696

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:511

約数の個数: 120

約数和(自身を含む): 787657920

約数和(自身を除く): 468006224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 79, 91, 98, 104, 112, 158, 182, 196, 208, 316, 364, 392, 397, 553, 632, 637, 728, 784, 794, 1027, 1106, 1264, 1274, 1456, 1588, 2054, 2212, 2548, 2779, 3176, 3871, 4108, 4424, 5096, 5161, 5558, 6352, 7189, 7742, 8216, 8848, 10192, 10322, 11116, 14378, 15484, 16432, 19453, 20644, 22232, 28756, 30968, 31363, 36127, 38906, 41288, 44464, 50323, 57512, 61936, 62726, 72254, 77812, 82576, 100646, 115024, 125452, 144508, 155624, 201292, 219541, 250904, 252889, 289016, 311248, 402584, 407719, 439082, 501808, 505778, 578032, 805168, 815438, 878164, 1011556, 1536787, 1630876, 1756328, 2023112, 2854033, 3073574, 3261752, 3512656, 4046224, 5708066, 6147148, 6523504, 11416132, 12294296, 19978231, 22832264, 24588592, 39956462, 45664528, 79912924, 159825848, 319651696]

約数ペア:

[(1, 319651696), (2, 159825848), (4, 79912924), (7, 45664528), (8, 39956462), (13, 24588592), (14, 22832264), (16, 19978231), (26, 12294296), (28, 11416132), (49, 6523504), (52, 6147148), (56, 5708066), (79, 4046224), (91, 3512656), (98, 3261752), (104, 3073574), (112, 2854033), (158, 2023112), (182, 1756328), (196, 1630876), (208, 1536787), (316, 1011556), (364, 878164), (392, 815438), (397, 805168), (553, 578032), (632, 505778), (637, 501808), (728, 439082), (784, 407719), (794, 402584), (1027, 311248), (1106, 289016), (1264, 252889), (1274, 250904), (1456, 219541), (1588, 201292), (2054, 155624), (2212, 144508), (2548, 125452), (2779, 115024), (3176, 100646), (3871, 82576), (4108, 77812), (4424, 72254), (5096, 62726), (5161, 61936), (5558, 57512), (6352, 50323), (7189, 44464), (7742, 41288), (8216, 38906), (8848, 36127), (10192, 31363), (10322, 30968), (11116, 28756), (14378, 22232), (15484, 20644), (16432, 19453)]