21884640

素因数分解:

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

素因数の和:504

約数の個数: 96

約数和(自身を含む): 69672960

約数和(自身を除く): 47788320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 127, 160, 240, 254, 359, 381, 480, 508, 635, 718, 762, 1016, 1077, 1270, 1436, 1524, 1795, 1905, 2032, 2154, 2540, 2872, 3048, 3590, 3810, 4064, 4308, 5080, 5385, 5744, 6096, 7180, 7620, 8616, 10160, 10770, 11488, 12192, 14360, 15240, 17232, 20320, 21540, 28720, 30480, 34464, 43080, 45593, 57440, 60960, 86160, 91186, 136779, 172320, 182372, 227965, 273558, 364744, 455930, 547116, 683895, 729488, 911860, 1094232, 1367790, 1458976, 1823720, 2188464, 2735580, 3647440, 4376928, 5471160, 7294880, 10942320, 21884640]

約数ペア:

[(1, 21884640), (2, 10942320), (3, 7294880), (4, 5471160), (5, 4376928), (6, 3647440), (8, 2735580), (10, 2188464), (12, 1823720), (15, 1458976), (16, 1367790), (20, 1094232), (24, 911860), (30, 729488), (32, 683895), (40, 547116), (48, 455930), (60, 364744), (80, 273558), (96, 227965), (120, 182372), (127, 172320), (160, 136779), (240, 91186), (254, 86160), (359, 60960), (381, 57440), (480, 45593), (508, 43080), (635, 34464), (718, 30480), (762, 28720), (1016, 21540), (1077, 20320), (1270, 17232), (1436, 15240), (1524, 14360), (1795, 12192), (1905, 11488), (2032, 10770), (2154, 10160), (2540, 8616), (2872, 7620), (3048, 7180), (3590, 6096), (3810, 5744), (4064, 5385), (4308, 5080)]