19149060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 61931520

約数和(自身を除く): 42782460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 210, 254, 359, 381, 420, 508, 635, 718, 762, 889, 1077, 1270, 1436, 1524, 1778, 1795, 1905, 2154, 2513, 2540, 2667, 3556, 3590, 3810, 4308, 4445, 5026, 5334, 5385, 7180, 7539, 7620, 8890, 10052, 10668, 10770, 12565, 13335, 15078, 17780, 21540, 25130, 26670, 30156, 37695, 45593, 50260, 53340, 75390, 91186, 136779, 150780, 182372, 227965, 273558, 319151, 455930, 547116, 638302, 683895, 911860, 957453, 1276604, 1367790, 1595755, 1914906, 2735580, 3191510, 3829812, 4787265, 6383020, 9574530, 19149060]

約数ペア:

[(1, 19149060), (2, 9574530), (3, 6383020), (4, 4787265), (5, 3829812), (6, 3191510), (7, 2735580), (10, 1914906), (12, 1595755), (14, 1367790), (15, 1276604), (20, 957453), (21, 911860), (28, 683895), (30, 638302), (35, 547116), (42, 455930), (60, 319151), (70, 273558), (84, 227965), (105, 182372), (127, 150780), (140, 136779), (210, 91186), (254, 75390), (359, 53340), (381, 50260), (420, 45593), (508, 37695), (635, 30156), (718, 26670), (762, 25130), (889, 21540), (1077, 17780), (1270, 15078), (1436, 13335), (1524, 12565), (1778, 10770), (1795, 10668), (1905, 10052), (2154, 8890), (2513, 7620), (2540, 7539), (2667, 7180), (3556, 5385), (3590, 5334), (3810, 5026), (4308, 4445)]