72782928

素因数分解:

$2^4\times 3^3\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:857

約数の個数: 80

約数和(自身を含む): 209956800

約数和(自身を除く): 137173872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 331, 432, 509, 662, 993, 1018, 1324, 1527, 1986, 2036, 2648, 2979, 3054, 3972, 4072, 4581, 5296, 5958, 6108, 7944, 8144, 8937, 9162, 11916, 12216, 13743, 15888, 17874, 18324, 23832, 24432, 27486, 35748, 36648, 47664, 54972, 71496, 73296, 109944, 142992, 168479, 219888, 336958, 505437, 673916, 1010874, 1347832, 1516311, 2021748, 2695664, 3032622, 4043496, 4548933, 6065244, 8086992, 9097866, 12130488, 18195732, 24260976, 36391464, 72782928]

約数ペア:

[(1, 72782928), (2, 36391464), (3, 24260976), (4, 18195732), (6, 12130488), (8, 9097866), (9, 8086992), (12, 6065244), (16, 4548933), (18, 4043496), (24, 3032622), (27, 2695664), (36, 2021748), (48, 1516311), (54, 1347832), (72, 1010874), (108, 673916), (144, 505437), (216, 336958), (331, 219888), (432, 168479), (509, 142992), (662, 109944), (993, 73296), (1018, 71496), (1324, 54972), (1527, 47664), (1986, 36648), (2036, 35748), (2648, 27486), (2979, 24432), (3054, 23832), (3972, 18324), (4072, 17874), (4581, 15888), (5296, 13743), (5958, 12216), (6108, 11916), (7944, 9162), (8144, 8937)]