393204224

素因数分解:

$2^9\times 7^3\times {\mathrm{2239}}^1$

素因数の和:2278

約数の個数: 80

約数和(自身を含む): 916608000

約数和(自身を除く): 523403776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 512, 686, 784, 896, 1372, 1568, 1792, 2239, 2744, 3136, 3584, 4478, 5488, 6272, 8956, 10976, 12544, 15673, 17912, 21952, 25088, 31346, 35824, 43904, 62692, 71648, 87808, 109711, 125384, 143296, 175616, 219422, 250768, 286592, 438844, 501536, 573184, 767977, 877688, 1003072, 1146368, 1535954, 1755376, 2006144, 3071908, 3510752, 4012288, 6143816, 7021504, 8024576, 12287632, 14043008, 24575264, 28086016, 49150528, 56172032, 98301056, 196602112, 393204224]

約数ペア:

[(1, 393204224), (2, 196602112), (4, 98301056), (7, 56172032), (8, 49150528), (14, 28086016), (16, 24575264), (28, 14043008), (32, 12287632), (49, 8024576), (56, 7021504), (64, 6143816), (98, 4012288), (112, 3510752), (128, 3071908), (196, 2006144), (224, 1755376), (256, 1535954), (343, 1146368), (392, 1003072), (448, 877688), (512, 767977), (686, 573184), (784, 501536), (896, 438844), (1372, 286592), (1568, 250768), (1792, 219422), (2239, 175616), (2744, 143296), (3136, 125384), (3584, 109711), (4478, 87808), (5488, 71648), (6272, 62692), (8956, 43904), (10976, 35824), (12544, 31346), (15673, 25088), (17912, 21952)]