208509984

素因数分解:

$2^5\times 3^3\times {\mathrm{373}}^1\times {\mathrm{647}}^1$

素因数の和:1039

約数の個数: 96

約数和(自身を含む): 610727040

約数和(自身を除く): 402217056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 373, 432, 647, 746, 864, 1119, 1294, 1492, 1941, 2238, 2588, 2984, 3357, 3882, 4476, 5176, 5823, 5968, 6714, 7764, 8952, 10071, 10352, 11646, 11936, 13428, 15528, 17469, 17904, 20142, 20704, 23292, 26856, 31056, 34938, 35808, 40284, 46584, 53712, 62112, 69876, 80568, 93168, 107424, 139752, 161136, 186336, 241331, 279504, 322272, 482662, 559008, 723993, 965324, 1447986, 1930648, 2171979, 2895972, 3861296, 4343958, 5791944, 6515937, 7722592, 8687916, 11583888, 13031874, 17375832, 23167776, 26063748, 34751664, 52127496, 69503328, 104254992, 208509984]

約数ペア:

[(1, 208509984), (2, 104254992), (3, 69503328), (4, 52127496), (6, 34751664), (8, 26063748), (9, 23167776), (12, 17375832), (16, 13031874), (18, 11583888), (24, 8687916), (27, 7722592), (32, 6515937), (36, 5791944), (48, 4343958), (54, 3861296), (72, 2895972), (96, 2171979), (108, 1930648), (144, 1447986), (216, 965324), (288, 723993), (373, 559008), (432, 482662), (647, 322272), (746, 279504), (864, 241331), (1119, 186336), (1294, 161136), (1492, 139752), (1941, 107424), (2238, 93168), (2588, 80568), (2984, 69876), (3357, 62112), (3882, 53712), (4476, 46584), (5176, 40284), (5823, 35808), (5968, 34938), (6714, 31056), (7764, 26856), (8952, 23292), (10071, 20704), (10352, 20142), (11646, 17904), (11936, 17469), (13428, 15528)]