208519168

素因数分解:

$2^{14}\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 495437040

約数和(自身を除く): 286917872

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 89, 104, 128, 143, 176, 178, 208, 256, 286, 352, 356, 416, 512, 572, 704, 712, 832, 979, 1024, 1144, 1157, 1408, 1424, 1664, 1958, 2048, 2288, 2314, 2816, 2848, 3328, 3916, 4096, 4576, 4628, 5632, 5696, 6656, 7832, 8192, 9152, 9256, 11264, 11392, 12727, 13312, 15664, 16384, 18304, 18512, 22528, 22784, 25454, 26624, 31328, 36608, 37024, 45056, 45568, 50908, 53248, 62656, 73216, 74048, 90112, 91136, 101816, 106496, 125312, 146432, 148096, 180224, 182272, 203632, 212992, 250624, 292864, 296192, 364544, 407264, 501248, 585728, 592384, 729088, 814528, 1002496, 1171456, 1184768, 1458176, 1629056, 2004992, 2342912, 2369536, 3258112, 4009984, 4739072, 6516224, 8019968, 9478144, 13032448, 16039936, 18956288, 26064896, 52129792, 104259584, 208519168]

約数ペア:

[(1, 208519168), (2, 104259584), (4, 52129792), (8, 26064896), (11, 18956288), (13, 16039936), (16, 13032448), (22, 9478144), (26, 8019968), (32, 6516224), (44, 4739072), (52, 4009984), (64, 3258112), (88, 2369536), (89, 2342912), (104, 2004992), (128, 1629056), (143, 1458176), (176, 1184768), (178, 1171456), (208, 1002496), (256, 814528), (286, 729088), (352, 592384), (356, 585728), (416, 501248), (512, 407264), (572, 364544), (704, 296192), (712, 292864), (832, 250624), (979, 212992), (1024, 203632), (1144, 182272), (1157, 180224), (1408, 148096), (1424, 146432), (1664, 125312), (1958, 106496), (2048, 101816), (2288, 91136), (2314, 90112), (2816, 74048), (2848, 73216), (3328, 62656), (3916, 53248), (4096, 50908), (4576, 45568), (4628, 45056), (5632, 37024), (5696, 36608), (6656, 31328), (7832, 26624), (8192, 25454), (9152, 22784), (9256, 22528), (11264, 18512), (11392, 18304), (12727, 16384), (13312, 15664)]