249208752

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1059

約数の個数: 120

約数和(自身を含む): 720334848

約数和(自身を除く): 471126096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 169, 186, 208, 248, 312, 338, 372, 403, 496, 507, 624, 676, 744, 806, 991, 1014, 1209, 1352, 1488, 1612, 1982, 2028, 2418, 2704, 2973, 3224, 3964, 4056, 4836, 5239, 5946, 6448, 7928, 8112, 9672, 10478, 11892, 12883, 15717, 15856, 19344, 20956, 23784, 25766, 30721, 31434, 38649, 41912, 47568, 51532, 61442, 62868, 77298, 83824, 92163, 103064, 122884, 125736, 154596, 167479, 184326, 206128, 245768, 251472, 309192, 334958, 368652, 399373, 491536, 502437, 618384, 669916, 737304, 798746, 1004874, 1198119, 1339832, 1474608, 1597492, 2009748, 2396238, 2679664, 3194984, 4019496, 4792476, 5191849, 6389968, 8038992, 9584952, 10383698, 15575547, 19169904, 20767396, 31151094, 41534792, 62302188, 83069584, 124604376, 249208752]

約数ペア:

[(1, 249208752), (2, 124604376), (3, 83069584), (4, 62302188), (6, 41534792), (8, 31151094), (12, 20767396), (13, 19169904), (16, 15575547), (24, 10383698), (26, 9584952), (31, 8038992), (39, 6389968), (48, 5191849), (52, 4792476), (62, 4019496), (78, 3194984), (93, 2679664), (104, 2396238), (124, 2009748), (156, 1597492), (169, 1474608), (186, 1339832), (208, 1198119), (248, 1004874), (312, 798746), (338, 737304), (372, 669916), (403, 618384), (496, 502437), (507, 491536), (624, 399373), (676, 368652), (744, 334958), (806, 309192), (991, 251472), (1014, 245768), (1209, 206128), (1352, 184326), (1488, 167479), (1612, 154596), (1982, 125736), (2028, 122884), (2418, 103064), (2704, 92163), (2973, 83824), (3224, 77298), (3964, 62868), (4056, 61442), (4836, 51532), (5239, 47568), (5946, 41912), (6448, 38649), (7928, 31434), (8112, 30721), (9672, 25766), (10478, 23784), (11892, 20956), (12883, 19344), (15717, 15856)]