256606416

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{161999}}^1$

素因数の和:162024

約数の個数: 60

約数和(自身を含む): 783432000

約数和(自身を除く): 526825584

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 161999, 323998, 485997, 647996, 971994, 1295992, 1457991, 1781989, 1943988, 2591984, 2915982, 3563978, 3887976, 5345967, 5831964, 7127956, 7775952, 10691934, 11663928, 14255912, 16037901, 21383868, 23327856, 28511824, 32075802, 42767736, 64151604, 85535472, 128303208, 256606416]

約数ペア:

[(1, 256606416), (2, 128303208), (3, 85535472), (4, 64151604), (6, 42767736), (8, 32075802), (9, 28511824), (11, 23327856), (12, 21383868), (16, 16037901), (18, 14255912), (22, 11663928), (24, 10691934), (33, 7775952), (36, 7127956), (44, 5831964), (48, 5345967), (66, 3887976), (72, 3563978), (88, 2915982), (99, 2591984), (132, 1943988), (144, 1781989), (176, 1457991), (198, 1295992), (264, 971994), (396, 647996), (528, 485997), (792, 323998), (1584, 161999)]