201805920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{140143}}^1$

素因数の和:140164

約数の個数: 72

約数和(自身を含む): 688667616

約数和(自身を除く): 486861696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 140143, 280286, 420429, 560572, 700715, 840858, 1121144, 1261287, 1401430, 1681716, 2102145, 2242288, 2522574, 2802860, 3363432, 4204290, 4484576, 5045148, 5605720, 6306435, 6726864, 8408580, 10090296, 11211440, 12612870, 13453728, 16817160, 20180592, 22422880, 25225740, 33634320, 40361184, 50451480, 67268640, 100902960, 201805920]

約数ペア:

[(1, 201805920), (2, 100902960), (3, 67268640), (4, 50451480), (5, 40361184), (6, 33634320), (8, 25225740), (9, 22422880), (10, 20180592), (12, 16817160), (15, 13453728), (16, 12612870), (18, 11211440), (20, 10090296), (24, 8408580), (30, 6726864), (32, 6306435), (36, 5605720), (40, 5045148), (45, 4484576), (48, 4204290), (60, 3363432), (72, 2802860), (80, 2522574), (90, 2242288), (96, 2102145), (120, 1681716), (144, 1401430), (160, 1261287), (180, 1121144), (240, 840858), (288, 700715), (360, 560572), (480, 420429), (720, 280286), (1440, 140143)]