197477820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37831}}^1$

素因数の和:37875

約数の個数: 72

約数和(自身を含む): 619688160

約数和(自身を除く): 422210340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 37831, 75662, 113493, 151324, 189155, 226986, 340479, 378310, 453972, 567465, 680958, 756620, 1097099, 1134930, 1361916, 1702395, 2194198, 2269860, 3291297, 3404790, 4388396, 5485495, 6582594, 6809580, 9873891, 10970990, 13165188, 16456485, 19747782, 21941980, 32912970, 39495564, 49369455, 65825940, 98738910, 197477820]

約数ペア:

[(1, 197477820), (2, 98738910), (3, 65825940), (4, 49369455), (5, 39495564), (6, 32912970), (9, 21941980), (10, 19747782), (12, 16456485), (15, 13165188), (18, 10970990), (20, 9873891), (29, 6809580), (30, 6582594), (36, 5485495), (45, 4388396), (58, 3404790), (60, 3291297), (87, 2269860), (90, 2194198), (116, 1702395), (145, 1361916), (174, 1134930), (180, 1097099), (261, 756620), (290, 680958), (348, 567465), (435, 453972), (522, 378310), (580, 340479), (870, 226986), (1044, 189155), (1305, 151324), (1740, 113493), (2610, 75662), (5220, 37831)]