257970258

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 192

約数和(自身を含む): 753392640

約数和(自身を除く): 495422382

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 81, 91, 114, 117, 126, 133, 162, 171, 182, 189, 234, 243, 247, 266, 273, 307, 342, 351, 378, 399, 486, 494, 513, 546, 567, 614, 702, 741, 798, 819, 921, 1026, 1053, 1134, 1197, 1482, 1539, 1638, 1701, 1729, 1842, 2106, 2149, 2223, 2394, 2457, 2763, 3078, 3159, 3402, 3458, 3591, 3991, 4298, 4446, 4617, 4914, 5187, 5526, 5833, 6318, 6447, 6669, 7182, 7371, 7982, 8289, 9234, 10374, 10773, 11666, 11973, 12894, 13338, 14742, 15561, 16578, 17499, 19341, 20007, 21546, 22113, 23946, 24867, 27937, 31122, 32319, 34998, 35919, 38682, 40014, 40831, 44226, 46683, 49734, 52497, 55874, 58023, 60021, 64638, 71838, 74601, 75829, 81662, 83811, 93366, 104994, 107757, 116046, 120042, 122493, 140049, 149202, 151658, 157491, 167622, 174069, 215514, 227487, 244986, 251433, 280098, 314982, 323271, 348138, 367479, 420147, 454974, 472473, 502866, 522207, 530803, 646542, 682461, 734958, 754299, 840294, 944946, 969813, 1044414, 1061606, 1102437, 1364922, 1417419, 1508598, 1592409, 1939626, 2047383, 2204874, 2262897, 2834838, 3184818, 3307311, 4094766, 4525794, 4777227, 6142149, 6614622, 6788691, 9554454, 9921933, 12284298, 13577382, 14331681, 18426447, 19843866, 28663362, 36852894, 42995043, 85990086, 128985129, 257970258]

約数ペア:

[(1, 257970258), (2, 128985129), (3, 85990086), (6, 42995043), (7, 36852894), (9, 28663362), (13, 19843866), (14, 18426447), (18, 14331681), (19, 13577382), (21, 12284298), (26, 9921933), (27, 9554454), (38, 6788691), (39, 6614622), (42, 6142149), (54, 4777227), (57, 4525794), (63, 4094766), (78, 3307311), (81, 3184818), (91, 2834838), (114, 2262897), (117, 2204874), (126, 2047383), (133, 1939626), (162, 1592409), (171, 1508598), (182, 1417419), (189, 1364922), (234, 1102437), (243, 1061606), (247, 1044414), (266, 969813), (273, 944946), (307, 840294), (342, 754299), (351, 734958), (378, 682461), (399, 646542), (486, 530803), (494, 522207), (513, 502866), (546, 472473), (567, 454974), (614, 420147), (702, 367479), (741, 348138), (798, 323271), (819, 314982), (921, 280098), (1026, 251433), (1053, 244986), (1134, 227487), (1197, 215514), (1482, 174069), (1539, 167622), (1638, 157491), (1701, 151658), (1729, 149202), (1842, 140049), (2106, 122493), (2149, 120042), (2223, 116046), (2394, 107757), (2457, 104994), (2763, 93366), (3078, 83811), (3159, 81662), (3402, 75829), (3458, 74601), (3591, 71838), (3991, 64638), (4298, 60021), (4446, 58023), (4617, 55874), (4914, 52497), (5187, 49734), (5526, 46683), (5833, 44226), (6318, 40831), (6447, 40014), (6669, 38682), (7182, 35919), (7371, 34998), (7982, 32319), (8289, 31122), (9234, 27937), (10374, 24867), (10773, 23946), (11666, 22113), (11973, 21546), (12894, 20007), (13338, 19341), (14742, 17499), (15561, 16578)]