138799360

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{2213}}^1$

素因数の和:2248

約数の個数: 108

約数和(自身を含む): 386923068

約数和(自身を除く): 248123708

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2213, 2240, 3136, 3920, 4426, 4480, 6272, 7840, 8852, 8960, 11065, 12544, 15491, 15680, 17704, 22130, 30982, 31360, 35408, 44260, 61964, 62720, 70816, 77455, 88520, 108437, 123928, 141632, 154910, 177040, 216874, 247856, 283264, 309820, 354080, 433748, 495712, 542185, 566528, 619640, 708160, 867496, 991424, 1084370, 1239280, 1416320, 1734992, 1982848, 2168740, 2478560, 2832640, 3469984, 3965696, 4337480, 4957120, 6939968, 8674960, 9914240, 13879936, 17349920, 19828480, 27759872, 34699840, 69399680, 138799360]

約数ペア:

[(1, 138799360), (2, 69399680), (4, 34699840), (5, 27759872), (7, 19828480), (8, 17349920), (10, 13879936), (14, 9914240), (16, 8674960), (20, 6939968), (28, 4957120), (32, 4337480), (35, 3965696), (40, 3469984), (49, 2832640), (56, 2478560), (64, 2168740), (70, 1982848), (80, 1734992), (98, 1416320), (112, 1239280), (128, 1084370), (140, 991424), (160, 867496), (196, 708160), (224, 619640), (245, 566528), (256, 542185), (280, 495712), (320, 433748), (392, 354080), (448, 309820), (490, 283264), (560, 247856), (640, 216874), (784, 177040), (896, 154910), (980, 141632), (1120, 123928), (1280, 108437), (1568, 88520), (1792, 77455), (1960, 70816), (2213, 62720), (2240, 61964), (3136, 44260), (3920, 35408), (4426, 31360), (4480, 30982), (6272, 22130), (7840, 17704), (8852, 15680), (8960, 15491), (11065, 12544)]