20429280

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4729}}^1$

素因数の和:4753

約数の個数: 96

約数和(自身を含む): 71517600

約数和(自身を除く): 51088320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4729, 9458, 14187, 18916, 23645, 28374, 37832, 42561, 47290, 56748, 70935, 75664, 85122, 94580, 113496, 127683, 141870, 151328, 170244, 189160, 212805, 226992, 255366, 283740, 340488, 378320, 425610, 453984, 510732, 567480, 638415, 680976, 756640, 851220, 1021464, 1134960, 1276830, 1361952, 1702440, 2042928, 2269920, 2553660, 3404880, 4085856, 5107320, 6809760, 10214640, 20429280]

約数ペア:

[(1, 20429280), (2, 10214640), (3, 6809760), (4, 5107320), (5, 4085856), (6, 3404880), (8, 2553660), (9, 2269920), (10, 2042928), (12, 1702440), (15, 1361952), (16, 1276830), (18, 1134960), (20, 1021464), (24, 851220), (27, 756640), (30, 680976), (32, 638415), (36, 567480), (40, 510732), (45, 453984), (48, 425610), (54, 378320), (60, 340488), (72, 283740), (80, 255366), (90, 226992), (96, 212805), (108, 189160), (120, 170244), (135, 151328), (144, 141870), (160, 127683), (180, 113496), (216, 94580), (240, 85122), (270, 75664), (288, 70935), (360, 56748), (432, 47290), (480, 42561), (540, 37832), (720, 28374), (864, 23645), (1080, 18916), (1440, 14187), (2160, 9458), (4320, 4729)]