128587008

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 386168832

約数和(自身を除く): 257581824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 128, 132, 176, 186, 192, 248, 256, 264, 341, 352, 372, 384, 491, 496, 528, 682, 704, 744, 768, 982, 992, 1023, 1056, 1364, 1408, 1473, 1488, 1964, 1984, 2046, 2112, 2728, 2816, 2946, 2976, 3928, 3968, 4092, 4224, 5401, 5456, 5892, 5952, 7856, 7936, 8184, 8448, 10802, 10912, 11784, 11904, 15221, 15712, 16203, 16368, 21604, 21824, 23568, 23808, 30442, 31424, 32406, 32736, 43208, 43648, 45663, 47136, 60884, 62848, 64812, 65472, 86416, 87296, 91326, 94272, 121768, 125696, 129624, 130944, 167431, 172832, 182652, 188544, 243536, 259248, 261888, 334862, 345664, 365304, 377088, 487072, 502293, 518496, 669724, 691328, 730608, 974144, 1004586, 1036992, 1339448, 1382656, 1461216, 1948288, 2009172, 2073984, 2678896, 2922432, 3896576, 4018344, 4147968, 5357792, 5844864, 8036688, 10715584, 11689728, 16073376, 21431168, 32146752, 42862336, 64293504, 128587008]

約数ペア:

[(1, 128587008), (2, 64293504), (3, 42862336), (4, 32146752), (6, 21431168), (8, 16073376), (11, 11689728), (12, 10715584), (16, 8036688), (22, 5844864), (24, 5357792), (31, 4147968), (32, 4018344), (33, 3896576), (44, 2922432), (48, 2678896), (62, 2073984), (64, 2009172), (66, 1948288), (88, 1461216), (93, 1382656), (96, 1339448), (124, 1036992), (128, 1004586), (132, 974144), (176, 730608), (186, 691328), (192, 669724), (248, 518496), (256, 502293), (264, 487072), (341, 377088), (352, 365304), (372, 345664), (384, 334862), (491, 261888), (496, 259248), (528, 243536), (682, 188544), (704, 182652), (744, 172832), (768, 167431), (982, 130944), (992, 129624), (1023, 125696), (1056, 121768), (1364, 94272), (1408, 91326), (1473, 87296), (1488, 86416), (1964, 65472), (1984, 64812), (2046, 62848), (2112, 60884), (2728, 47136), (2816, 45663), (2946, 43648), (2976, 43208), (3928, 32736), (3968, 32406), (4092, 31424), (4224, 30442), (5401, 23808), (5456, 23568), (5892, 21824), (5952, 21604), (7856, 16368), (7936, 16203), (8184, 15712), (8448, 15221), (10802, 11904), (10912, 11784)]