249405408

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:857

約数の個数: 144

約数和(自身を含む): 816038496

約数和(自身を除く): 566633088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 193, 224, 252, 288, 336, 386, 504, 579, 641, 672, 772, 1008, 1158, 1282, 1351, 1544, 1737, 1923, 2016, 2316, 2564, 2702, 3088, 3474, 3846, 4053, 4487, 4632, 5128, 5404, 5769, 6176, 6948, 7692, 8106, 8974, 9264, 10256, 10808, 11538, 12159, 13461, 13896, 15384, 16212, 17948, 18528, 20512, 21616, 23076, 24318, 26922, 27792, 30768, 32424, 35896, 40383, 43232, 46152, 48636, 53844, 55584, 61536, 64848, 71792, 80766, 92304, 97272, 107688, 123713, 129696, 143584, 161532, 184608, 194544, 215376, 247426, 323064, 371139, 389088, 430752, 494852, 646128, 742278, 865991, 989704, 1113417, 1292256, 1484556, 1731982, 1979408, 2226834, 2597973, 2969112, 3463964, 3958816, 4453668, 5195946, 5938224, 6927928, 7793919, 8907336, 10391892, 11876448, 13855856, 15587838, 17814672, 20783784, 27711712, 31175676, 35629344, 41567568, 62351352, 83135136, 124702704, 249405408]

約数ペア:

[(1, 249405408), (2, 124702704), (3, 83135136), (4, 62351352), (6, 41567568), (7, 35629344), (8, 31175676), (9, 27711712), (12, 20783784), (14, 17814672), (16, 15587838), (18, 13855856), (21, 11876448), (24, 10391892), (28, 8907336), (32, 7793919), (36, 6927928), (42, 5938224), (48, 5195946), (56, 4453668), (63, 3958816), (72, 3463964), (84, 2969112), (96, 2597973), (112, 2226834), (126, 1979408), (144, 1731982), (168, 1484556), (193, 1292256), (224, 1113417), (252, 989704), (288, 865991), (336, 742278), (386, 646128), (504, 494852), (579, 430752), (641, 389088), (672, 371139), (772, 323064), (1008, 247426), (1158, 215376), (1282, 194544), (1351, 184608), (1544, 161532), (1737, 143584), (1923, 129696), (2016, 123713), (2316, 107688), (2564, 97272), (2702, 92304), (3088, 80766), (3474, 71792), (3846, 64848), (4053, 61536), (4487, 55584), (4632, 53844), (5128, 48636), (5404, 46152), (5769, 43232), (6176, 40383), (6948, 35896), (7692, 32424), (8106, 30768), (8974, 27792), (9264, 26922), (10256, 24318), (10808, 23076), (11538, 21616), (12159, 20512), (13461, 18528), (13896, 17948), (15384, 16212)]