257871744

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:357

約数の個数: 192

約数和(自身を含む): 814217040

約数和(自身を除く): 556345296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 67, 72, 78, 96, 104, 117, 128, 134, 144, 156, 192, 201, 208, 234, 257, 268, 288, 312, 384, 402, 416, 468, 514, 536, 576, 603, 624, 771, 804, 832, 871, 936, 1028, 1072, 1152, 1206, 1248, 1542, 1608, 1664, 1742, 1872, 2056, 2144, 2313, 2412, 2496, 2613, 3084, 3216, 3341, 3484, 3744, 4112, 4288, 4626, 4824, 4992, 5226, 6168, 6432, 6682, 6968, 7488, 7839, 8224, 8576, 9252, 9648, 10023, 10452, 12336, 12864, 13364, 13936, 14976, 15678, 16448, 17219, 18504, 19296, 20046, 20904, 24672, 25728, 26728, 27872, 30069, 31356, 32896, 34438, 37008, 38592, 40092, 41808, 49344, 51657, 53456, 55744, 60138, 62712, 68876, 74016, 77184, 80184, 83616, 98688, 103314, 106912, 111488, 120276, 125424, 137752, 148032, 154971, 160368, 167232, 206628, 213824, 223847, 240552, 250848, 275504, 296064, 309942, 320736, 334464, 413256, 427648, 447694, 481104, 501696, 551008, 619884, 641472, 671541, 826512, 895388, 962208, 1003392, 1102016, 1239768, 1282944, 1343082, 1653024, 1790776, 1924416, 2014623, 2204032, 2479536, 2686164, 3306048, 3581552, 3848832, 4029246, 4959072, 5372328, 6612096, 7163104, 8058492, 9918144, 10744656, 14326208, 16116984, 19836288, 21489312, 28652416, 32233968, 42978624, 64467936, 85957248, 128935872, 257871744]

約数ペア:

[(1, 257871744), (2, 128935872), (3, 85957248), (4, 64467936), (6, 42978624), (8, 32233968), (9, 28652416), (12, 21489312), (13, 19836288), (16, 16116984), (18, 14326208), (24, 10744656), (26, 9918144), (32, 8058492), (36, 7163104), (39, 6612096), (48, 5372328), (52, 4959072), (64, 4029246), (67, 3848832), (72, 3581552), (78, 3306048), (96, 2686164), (104, 2479536), (117, 2204032), (128, 2014623), (134, 1924416), (144, 1790776), (156, 1653024), (192, 1343082), (201, 1282944), (208, 1239768), (234, 1102016), (257, 1003392), (268, 962208), (288, 895388), (312, 826512), (384, 671541), (402, 641472), (416, 619884), (468, 551008), (514, 501696), (536, 481104), (576, 447694), (603, 427648), (624, 413256), (771, 334464), (804, 320736), (832, 309942), (871, 296064), (936, 275504), (1028, 250848), (1072, 240552), (1152, 223847), (1206, 213824), (1248, 206628), (1542, 167232), (1608, 160368), (1664, 154971), (1742, 148032), (1872, 137752), (2056, 125424), (2144, 120276), (2313, 111488), (2412, 106912), (2496, 103314), (2613, 98688), (3084, 83616), (3216, 80184), (3341, 77184), (3484, 74016), (3744, 68876), (4112, 62712), (4288, 60138), (4626, 55744), (4824, 53456), (4992, 51657), (5226, 49344), (6168, 41808), (6432, 40092), (6682, 38592), (6968, 37008), (7488, 34438), (7839, 32896), (8224, 31356), (8576, 30069), (9252, 27872), (9648, 26728), (10023, 25728), (10452, 24672), (12336, 20904), (12864, 20046), (13364, 19296), (13936, 18504), (14976, 17219), (15678, 16448)]