17781270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 28667370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 127, 130, 195, 254, 359, 381, 390, 635, 718, 762, 1077, 1270, 1651, 1795, 1905, 2154, 3302, 3590, 3810, 4667, 4953, 5385, 8255, 9334, 9906, 10770, 14001, 16510, 23335, 24765, 28002, 45593, 46670, 49530, 70005, 91186, 136779, 140010, 227965, 273558, 455930, 592709, 683895, 1185418, 1367790, 1778127, 2963545, 3556254, 5927090, 8890635, 17781270]

約数ペア:

[(1, 17781270), (2, 8890635), (3, 5927090), (5, 3556254), (6, 2963545), (10, 1778127), (13, 1367790), (15, 1185418), (26, 683895), (30, 592709), (39, 455930), (65, 273558), (78, 227965), (127, 140010), (130, 136779), (195, 91186), (254, 70005), (359, 49530), (381, 46670), (390, 45593), (635, 28002), (718, 24765), (762, 23335), (1077, 16510), (1270, 14001), (1651, 10770), (1795, 9906), (1905, 9334), (2154, 8255), (3302, 5385), (3590, 4953), (3810, 4667)]