197657820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{122011}}^1$

素因数の和:122032

約数の個数: 60

約数和(自身を含む): 620064984

約数和(自身を除く): 422407164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 122011, 244022, 366033, 488044, 610055, 732066, 1098099, 1220110, 1464132, 1830165, 2196198, 2440220, 3294297, 3660330, 4392396, 5490495, 6588594, 7320660, 9882891, 10980990, 13177188, 16471485, 19765782, 21961980, 32942970, 39531564, 49414455, 65885940, 98828910, 197657820]

約数ペア:

[(1, 197657820), (2, 98828910), (3, 65885940), (4, 49414455), (5, 39531564), (6, 32942970), (9, 21961980), (10, 19765782), (12, 16471485), (15, 13177188), (18, 10980990), (20, 9882891), (27, 7320660), (30, 6588594), (36, 5490495), (45, 4392396), (54, 3660330), (60, 3294297), (81, 2440220), (90, 2196198), (108, 1830165), (135, 1464132), (162, 1220110), (180, 1098099), (270, 732066), (324, 610055), (405, 488044), (540, 366033), (810, 244022), (1620, 122011)]