124588520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{991}}^1$

素因数の和:1458

約数の個数: 64

約数和(自身を含む): 321408000

約数和(自身を除く): 196819480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 898, 991, 1796, 1982, 2245, 3143, 3592, 3964, 4490, 4955, 6286, 6937, 7928, 8980, 9910, 12572, 13874, 15715, 17960, 19820, 25144, 27748, 31430, 34685, 39640, 55496, 62860, 69370, 125720, 138740, 277480, 444959, 889918, 1779836, 2224795, 3114713, 3559672, 4449590, 6229426, 8899180, 12458852, 15573565, 17798360, 24917704, 31147130, 62294260, 124588520]

約数ペア:

[(1, 124588520), (2, 62294260), (4, 31147130), (5, 24917704), (7, 17798360), (8, 15573565), (10, 12458852), (14, 8899180), (20, 6229426), (28, 4449590), (35, 3559672), (40, 3114713), (56, 2224795), (70, 1779836), (140, 889918), (280, 444959), (449, 277480), (898, 138740), (991, 125720), (1796, 69370), (1982, 62860), (2245, 55496), (3143, 39640), (3592, 34685), (3964, 31430), (4490, 27748), (4955, 25144), (6286, 19820), (6937, 17960), (7928, 15715), (8980, 13874), (9910, 12572)]