338985920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1663}}^1$

素因数の和:1707

約数の個数: 168

約数和(自身を含む): 1011838464

約数和(自身を除く): 672852544

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 320, 364, 392, 416, 448, 455, 490, 520, 560, 637, 728, 784, 832, 910, 980, 1040, 1120, 1274, 1456, 1568, 1663, 1820, 1960, 2080, 2240, 2548, 2912, 3136, 3185, 3326, 3640, 3920, 4160, 5096, 5824, 6370, 6652, 7280, 7840, 8315, 10192, 11641, 12740, 13304, 14560, 15680, 16630, 20384, 21619, 23282, 25480, 26608, 29120, 33260, 40768, 43238, 46564, 50960, 53216, 58205, 66520, 81487, 86476, 93128, 101920, 106432, 108095, 116410, 133040, 151333, 162974, 172952, 186256, 203840, 216190, 232820, 266080, 302666, 325948, 345904, 372512, 407435, 432380, 465640, 532160, 605332, 651896, 691808, 745024, 756665, 814870, 864760, 931280, 1059331, 1210664, 1303792, 1383616, 1513330, 1629740, 1729520, 1862560, 2118662, 2421328, 2607584, 3026660, 3259480, 3459040, 3725120, 4237324, 4842656, 5215168, 5296655, 6053320, 6518960, 6918080, 8474648, 9685312, 10593310, 12106640, 13037920, 16949296, 21186620, 24213280, 26075840, 33898592, 42373240, 48426560, 67797184, 84746480, 169492960, 338985920]

約数ペア:

[(1, 338985920), (2, 169492960), (4, 84746480), (5, 67797184), (7, 48426560), (8, 42373240), (10, 33898592), (13, 26075840), (14, 24213280), (16, 21186620), (20, 16949296), (26, 13037920), (28, 12106640), (32, 10593310), (35, 9685312), (40, 8474648), (49, 6918080), (52, 6518960), (56, 6053320), (64, 5296655), (65, 5215168), (70, 4842656), (80, 4237324), (91, 3725120), (98, 3459040), (104, 3259480), (112, 3026660), (130, 2607584), (140, 2421328), (160, 2118662), (182, 1862560), (196, 1729520), (208, 1629740), (224, 1513330), (245, 1383616), (260, 1303792), (280, 1210664), (320, 1059331), (364, 931280), (392, 864760), (416, 814870), (448, 756665), (455, 745024), (490, 691808), (520, 651896), (560, 605332), (637, 532160), (728, 465640), (784, 432380), (832, 407435), (910, 372512), (980, 345904), (1040, 325948), (1120, 302666), (1274, 266080), (1456, 232820), (1568, 216190), (1663, 203840), (1820, 186256), (1960, 172952), (2080, 162974), (2240, 151333), (2548, 133040), (2912, 116410), (3136, 108095), (3185, 106432), (3326, 101920), (3640, 93128), (3920, 86476), (4160, 81487), (5096, 66520), (5824, 58205), (6370, 53216), (6652, 50960), (7280, 46564), (7840, 43238), (8315, 40768), (10192, 33260), (11641, 29120), (12740, 26608), (13304, 25480), (14560, 23282), (15680, 21619), (16630, 20384)]