198779392

素因数分解:

$2^9\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1499}}^1$

素因数の和:1561

約数の個数: 80

約数和(自身を含む): 466488000

約数和(自身を除く): 267708608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 448, 512, 518, 592, 896, 1036, 1184, 1499, 1792, 2072, 2368, 2998, 3584, 4144, 4736, 5996, 8288, 9472, 10493, 11992, 16576, 18944, 20986, 23984, 33152, 41972, 47968, 55463, 66304, 83944, 95936, 110926, 132608, 167888, 191872, 221852, 335776, 383744, 388241, 443704, 671552, 767488, 776482, 887408, 1343104, 1552964, 1774816, 2686208, 3105928, 3549632, 5372416, 6211856, 7099264, 12423712, 14198528, 24847424, 28397056, 49694848, 99389696, 198779392]

約数ペア:

[(1, 198779392), (2, 99389696), (4, 49694848), (7, 28397056), (8, 24847424), (14, 14198528), (16, 12423712), (28, 7099264), (32, 6211856), (37, 5372416), (56, 3549632), (64, 3105928), (74, 2686208), (112, 1774816), (128, 1552964), (148, 1343104), (224, 887408), (256, 776482), (259, 767488), (296, 671552), (448, 443704), (512, 388241), (518, 383744), (592, 335776), (896, 221852), (1036, 191872), (1184, 167888), (1499, 132608), (1792, 110926), (2072, 95936), (2368, 83944), (2998, 66304), (3584, 55463), (4144, 47968), (4736, 41972), (5996, 33152), (8288, 23984), (9472, 20986), (10493, 18944), (11992, 16576)]