138920256

素因数分解:

$2^6\times 3^2\times {\mathrm{433}}^1\times {\mathrm{557}}^1$

素因数の和:1008

約数の個数: 84

約数和(自身を含む): 399825972

約数和(自身を除く): 260905716

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 433, 557, 576, 866, 1114, 1299, 1671, 1732, 2228, 2598, 3342, 3464, 3897, 4456, 5013, 5196, 6684, 6928, 7794, 8912, 10026, 10392, 13368, 13856, 15588, 17824, 20052, 20784, 26736, 27712, 31176, 35648, 40104, 41568, 53472, 62352, 80208, 83136, 106944, 124704, 160416, 241181, 249408, 320832, 482362, 723543, 964724, 1447086, 1929448, 2170629, 2894172, 3858896, 4341258, 5788344, 7717792, 8682516, 11576688, 15435584, 17365032, 23153376, 34730064, 46306752, 69460128, 138920256]

約数ペア:

[(1, 138920256), (2, 69460128), (3, 46306752), (4, 34730064), (6, 23153376), (8, 17365032), (9, 15435584), (12, 11576688), (16, 8682516), (18, 7717792), (24, 5788344), (32, 4341258), (36, 3858896), (48, 2894172), (64, 2170629), (72, 1929448), (96, 1447086), (144, 964724), (192, 723543), (288, 482362), (433, 320832), (557, 249408), (576, 241181), (866, 160416), (1114, 124704), (1299, 106944), (1671, 83136), (1732, 80208), (2228, 62352), (2598, 53472), (3342, 41568), (3464, 40104), (3897, 35648), (4456, 31176), (5013, 27712), (5196, 26736), (6684, 20784), (6928, 20052), (7794, 17824), (8912, 15588), (10026, 13856), (10392, 13368)]