208495872

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{6961}}^1$

素因数の和:6996

約数の個数: 108

約数和(自身を含む): 647479924

約数和(自身を除く): 438984052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 768, 832, 936, 1152, 1248, 1664, 1872, 2304, 2496, 3328, 3744, 4992, 6961, 7488, 9984, 13922, 14976, 20883, 27844, 29952, 41766, 55688, 62649, 83532, 90493, 111376, 125298, 167064, 180986, 222752, 250596, 271479, 334128, 361972, 445504, 501192, 542958, 668256, 723944, 814437, 891008, 1002384, 1085916, 1336512, 1447888, 1628874, 1782016, 2004768, 2171832, 2673024, 2895776, 3257748, 4009536, 4343664, 5346048, 5791552, 6515496, 8019072, 8687328, 11583104, 13030992, 16038144, 17374656, 23166208, 26061984, 34749312, 52123968, 69498624, 104247936, 208495872]

約数ペア:

[(1, 208495872), (2, 104247936), (3, 69498624), (4, 52123968), (6, 34749312), (8, 26061984), (9, 23166208), (12, 17374656), (13, 16038144), (16, 13030992), (18, 11583104), (24, 8687328), (26, 8019072), (32, 6515496), (36, 5791552), (39, 5346048), (48, 4343664), (52, 4009536), (64, 3257748), (72, 2895776), (78, 2673024), (96, 2171832), (104, 2004768), (117, 1782016), (128, 1628874), (144, 1447888), (156, 1336512), (192, 1085916), (208, 1002384), (234, 891008), (256, 814437), (288, 723944), (312, 668256), (384, 542958), (416, 501192), (468, 445504), (576, 361972), (624, 334128), (768, 271479), (832, 250596), (936, 222752), (1152, 180986), (1248, 167064), (1664, 125298), (1872, 111376), (2304, 90493), (2496, 83532), (3328, 62649), (3744, 55688), (4992, 41766), (6961, 29952), (7488, 27844), (9984, 20883), (13922, 14976)]