128291328

素因数分解:

$2^9\times 3^2\times {\mathrm{11}}^1\times {\mathrm{2531}}^1$

素因数の和:2566

約数の個数: 120

約数和(自身を含む): 404076816

約数和(自身を除く): 275785488

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 256, 264, 288, 352, 384, 396, 512, 528, 576, 704, 768, 792, 1056, 1152, 1408, 1536, 1584, 2112, 2304, 2531, 2816, 3168, 4224, 4608, 5062, 5632, 6336, 7593, 8448, 10124, 12672, 15186, 16896, 20248, 22779, 25344, 27841, 30372, 40496, 45558, 50688, 55682, 60744, 80992, 83523, 91116, 111364, 121488, 161984, 167046, 182232, 222728, 242976, 250569, 323968, 334092, 364464, 445456, 485952, 501138, 647936, 668184, 728928, 890912, 971904, 1002276, 1295872, 1336368, 1457856, 1781824, 1943808, 2004552, 2672736, 2915712, 3563648, 3887616, 4009104, 5345472, 5831424, 7127296, 8018208, 10690944, 11662848, 14254592, 16036416, 21381888, 32072832, 42763776, 64145664, 128291328]

約数ペア:

[(1, 128291328), (2, 64145664), (3, 42763776), (4, 32072832), (6, 21381888), (8, 16036416), (9, 14254592), (11, 11662848), (12, 10690944), (16, 8018208), (18, 7127296), (22, 5831424), (24, 5345472), (32, 4009104), (33, 3887616), (36, 3563648), (44, 2915712), (48, 2672736), (64, 2004552), (66, 1943808), (72, 1781824), (88, 1457856), (96, 1336368), (99, 1295872), (128, 1002276), (132, 971904), (144, 890912), (176, 728928), (192, 668184), (198, 647936), (256, 501138), (264, 485952), (288, 445456), (352, 364464), (384, 334092), (396, 323968), (512, 250569), (528, 242976), (576, 222728), (704, 182232), (768, 167046), (792, 161984), (1056, 121488), (1152, 111364), (1408, 91116), (1536, 83523), (1584, 80992), (2112, 60744), (2304, 55682), (2531, 50688), (2816, 45558), (3168, 40496), (4224, 30372), (4608, 27841), (5062, 25344), (5632, 22779), (6336, 20248), (7593, 16896), (8448, 15186), (10124, 12672)]