1640457984

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 216

約数和(自身を含む): 4871587840

約数和(自身を除く): 3231129856

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 121, 127, 128, 132, 139, 176, 192, 242, 254, 256, 264, 278, 352, 363, 381, 384, 417, 484, 508, 528, 556, 704, 726, 762, 768, 834, 968, 1016, 1056, 1112, 1397, 1408, 1452, 1524, 1529, 1668, 1936, 2032, 2112, 2224, 2794, 2816, 2904, 3048, 3058, 3336, 3872, 4064, 4191, 4224, 4448, 4587, 5588, 5808, 6096, 6116, 6672, 7744, 8128, 8382, 8448, 8896, 9174, 11176, 11616, 12192, 12232, 13344, 15367, 15488, 16256, 16764, 16819, 17653, 17792, 18348, 22352, 23232, 24384, 24464, 26688, 30734, 30976, 32512, 33528, 33638, 35306, 35584, 36696, 44704, 46101, 46464, 48768, 48928, 50457, 52959, 53376, 61468, 67056, 67276, 70612, 73392, 89408, 92202, 92928, 97536, 97856, 100914, 105918, 106752, 122936, 134112, 134552, 141224, 146784, 178816, 184404, 194183, 195712, 201828, 211836, 245872, 268224, 269104, 282448, 293568, 357632, 368808, 388366, 391424, 403656, 423672, 491744, 536448, 538208, 564896, 582549, 587136, 737616, 776732, 807312, 847344, 983488, 1072896, 1076416, 1129792, 1165098, 1174272, 1475232, 1553464, 1614624, 1694688, 1966976, 2136013, 2152832, 2259584, 2330196, 2950464, 3106928, 3229248, 3389376, 3933952, 4272026, 4305664, 4519168, 4660392, 5900928, 6213856, 6408039, 6458496, 6778752, 8544052, 9320784, 11801856, 12427712, 12816078, 12916992, 13557504, 17088104, 18641568, 24855424, 25632156, 34176208, 37283136, 49710848, 51264312, 68352416, 74566272, 102528624, 136704832, 149132544, 205057248, 273409664, 410114496, 546819328, 820228992, 1640457984]

約数ペア:

[(1, 1640457984), (2, 820228992), (3, 546819328), (4, 410114496), (6, 273409664), (8, 205057248), (11, 149132544), (12, 136704832), (16, 102528624), (22, 74566272), (24, 68352416), (32, 51264312), (33, 49710848), (44, 37283136), (48, 34176208), (64, 25632156), (66, 24855424), (88, 18641568), (96, 17088104), (121, 13557504), (127, 12916992), (128, 12816078), (132, 12427712), (139, 11801856), (176, 9320784), (192, 8544052), (242, 6778752), (254, 6458496), (256, 6408039), (264, 6213856), (278, 5900928), (352, 4660392), (363, 4519168), (381, 4305664), (384, 4272026), (417, 3933952), (484, 3389376), (508, 3229248), (528, 3106928), (556, 2950464), (704, 2330196), (726, 2259584), (762, 2152832), (768, 2136013), (834, 1966976), (968, 1694688), (1016, 1614624), (1056, 1553464), (1112, 1475232), (1397, 1174272), (1408, 1165098), (1452, 1129792), (1524, 1076416), (1529, 1072896), (1668, 983488), (1936, 847344), (2032, 807312), (2112, 776732), (2224, 737616), (2794, 587136), (2816, 582549), (2904, 564896), (3048, 538208), (3058, 536448), (3336, 491744), (3872, 423672), (4064, 403656), (4191, 391424), (4224, 388366), (4448, 368808), (4587, 357632), (5588, 293568), (5808, 282448), (6096, 269104), (6116, 268224), (6672, 245872), (7744, 211836), (8128, 201828), (8382, 195712), (8448, 194183), (8896, 184404), (9174, 178816), (11176, 146784), (11616, 141224), (12192, 134552), (12232, 134112), (13344, 122936), (15367, 106752), (15488, 105918), (16256, 100914), (16764, 97856), (16819, 97536), (17653, 92928), (17792, 92202), (18348, 89408), (22352, 73392), (23232, 70612), (24384, 67276), (24464, 67056), (26688, 61468), (30734, 53376), (30976, 52959), (32512, 50457), (33528, 48928), (33638, 48768), (35306, 46464), (35584, 46101), (36696, 44704)]