257136768

素因数分解:

$2^7\times 3^5\times 7^1\times {\mathrm{1181}}^1$

素因数の和:1217

約数の個数: 192

約数和(自身を含む): 877705920

約数和(自身を除く): 620569152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 243, 252, 288, 324, 336, 378, 384, 432, 448, 486, 504, 567, 576, 648, 672, 756, 864, 896, 972, 1008, 1134, 1152, 1181, 1296, 1344, 1512, 1701, 1728, 1944, 2016, 2268, 2362, 2592, 2688, 3024, 3402, 3456, 3543, 3888, 4032, 4536, 4724, 5184, 6048, 6804, 7086, 7776, 8064, 8267, 9072, 9448, 10368, 10629, 12096, 13608, 14172, 15552, 16534, 18144, 18896, 21258, 24192, 24801, 27216, 28344, 31104, 31887, 33068, 36288, 37792, 42516, 49602, 54432, 56688, 63774, 66136, 72576, 74403, 75584, 85032, 95661, 99204, 108864, 113376, 127548, 132272, 148806, 151168, 170064, 191322, 198408, 217728, 223209, 226752, 255096, 264544, 286983, 297612, 340128, 382644, 396816, 446418, 453504, 510192, 529088, 573966, 595224, 669627, 680256, 765288, 793632, 892836, 1020384, 1058176, 1147932, 1190448, 1339254, 1360512, 1530576, 1587264, 1785672, 2008881, 2040768, 2295864, 2380896, 2678508, 3061152, 3174528, 3571344, 4017762, 4081536, 4591728, 4761792, 5357016, 6122304, 7142688, 8035524, 9183456, 9523584, 10714032, 12244608, 14285376, 16071048, 18366912, 21428064, 28570752, 32142096, 36733824, 42856128, 64284192, 85712256, 128568384, 257136768]

約数ペア:

[(1, 257136768), (2, 128568384), (3, 85712256), (4, 64284192), (6, 42856128), (7, 36733824), (8, 32142096), (9, 28570752), (12, 21428064), (14, 18366912), (16, 16071048), (18, 14285376), (21, 12244608), (24, 10714032), (27, 9523584), (28, 9183456), (32, 8035524), (36, 7142688), (42, 6122304), (48, 5357016), (54, 4761792), (56, 4591728), (63, 4081536), (64, 4017762), (72, 3571344), (81, 3174528), (84, 3061152), (96, 2678508), (108, 2380896), (112, 2295864), (126, 2040768), (128, 2008881), (144, 1785672), (162, 1587264), (168, 1530576), (189, 1360512), (192, 1339254), (216, 1190448), (224, 1147932), (243, 1058176), (252, 1020384), (288, 892836), (324, 793632), (336, 765288), (378, 680256), (384, 669627), (432, 595224), (448, 573966), (486, 529088), (504, 510192), (567, 453504), (576, 446418), (648, 396816), (672, 382644), (756, 340128), (864, 297612), (896, 286983), (972, 264544), (1008, 255096), (1134, 226752), (1152, 223209), (1181, 217728), (1296, 198408), (1344, 191322), (1512, 170064), (1701, 151168), (1728, 148806), (1944, 132272), (2016, 127548), (2268, 113376), (2362, 108864), (2592, 99204), (2688, 95661), (3024, 85032), (3402, 75584), (3456, 74403), (3543, 72576), (3888, 66136), (4032, 63774), (4536, 56688), (4724, 54432), (5184, 49602), (6048, 42516), (6804, 37792), (7086, 36288), (7776, 33068), (8064, 31887), (8267, 31104), (9072, 28344), (9448, 27216), (10368, 24801), (10629, 24192), (12096, 21258), (13608, 18896), (14172, 18144), (15552, 16534)]