278630976

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:349

約数の個数: 168

約数和(自身を含む): 827007744

約数和(自身を除く): 548376768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 156, 169, 186, 192, 208, 248, 277, 312, 338, 372, 403, 416, 496, 507, 554, 624, 676, 744, 806, 831, 832, 992, 1014, 1108, 1209, 1248, 1352, 1488, 1612, 1662, 1984, 2028, 2216, 2418, 2496, 2704, 2976, 3224, 3324, 3601, 4056, 4432, 4836, 5239, 5408, 5952, 6448, 6648, 7202, 8112, 8587, 8864, 9672, 10478, 10803, 10816, 12896, 13296, 14404, 15717, 16224, 17174, 17728, 19344, 20956, 21606, 25761, 25792, 26592, 28808, 31434, 32448, 34348, 38688, 41912, 43212, 46813, 51522, 53184, 57616, 62868, 68696, 77376, 83824, 86424, 93626, 103044, 111631, 115232, 125736, 137392, 140439, 167648, 172848, 187252, 206088, 223262, 230464, 251472, 274784, 280878, 334893, 335296, 345696, 374504, 412176, 446524, 502944, 549568, 561756, 669786, 691392, 749008, 824352, 893048, 1005888, 1123512, 1339572, 1451203, 1498016, 1648704, 1786096, 2247024, 2679144, 2902406, 2996032, 3572192, 4353609, 4494048, 5358288, 5804812, 7144384, 8707218, 8988096, 10716576, 11609624, 17414436, 21433152, 23219248, 34828872, 46438496, 69657744, 92876992, 139315488, 278630976]

約数ペア:

[(1, 278630976), (2, 139315488), (3, 92876992), (4, 69657744), (6, 46438496), (8, 34828872), (12, 23219248), (13, 21433152), (16, 17414436), (24, 11609624), (26, 10716576), (31, 8988096), (32, 8707218), (39, 7144384), (48, 5804812), (52, 5358288), (62, 4494048), (64, 4353609), (78, 3572192), (93, 2996032), (96, 2902406), (104, 2679144), (124, 2247024), (156, 1786096), (169, 1648704), (186, 1498016), (192, 1451203), (208, 1339572), (248, 1123512), (277, 1005888), (312, 893048), (338, 824352), (372, 749008), (403, 691392), (416, 669786), (496, 561756), (507, 549568), (554, 502944), (624, 446524), (676, 412176), (744, 374504), (806, 345696), (831, 335296), (832, 334893), (992, 280878), (1014, 274784), (1108, 251472), (1209, 230464), (1248, 223262), (1352, 206088), (1488, 187252), (1612, 172848), (1662, 167648), (1984, 140439), (2028, 137392), (2216, 125736), (2418, 115232), (2496, 111631), (2704, 103044), (2976, 93626), (3224, 86424), (3324, 83824), (3601, 77376), (4056, 68696), (4432, 62868), (4836, 57616), (5239, 53184), (5408, 51522), (5952, 46813), (6448, 43212), (6648, 41912), (7202, 38688), (8112, 34348), (8587, 32448), (8864, 31434), (9672, 28808), (10478, 26592), (10803, 25792), (10816, 25761), (12896, 21606), (13296, 20956), (14404, 19344), (15717, 17728), (16224, 17174)]