1980243456

素因数分解:

$2^9\times 3^1\times {\mathrm{1049}}^1\times {\mathrm{1229}}^1$

素因数の和:2299

約数の個数: 80

約数和(自身を含む): 5284818000

約数和(自身を除く): 3304574544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1049, 1229, 1536, 2098, 2458, 3147, 3687, 4196, 4916, 6294, 7374, 8392, 9832, 12588, 14748, 16784, 19664, 25176, 29496, 33568, 39328, 50352, 58992, 67136, 78656, 100704, 117984, 134272, 157312, 201408, 235968, 268544, 314624, 402816, 471936, 537088, 629248, 805632, 943872, 1289221, 1611264, 1887744, 2578442, 3867663, 5156884, 7735326, 10313768, 15470652, 20627536, 30941304, 41255072, 61882608, 82510144, 123765216, 165020288, 247530432, 330040576, 495060864, 660081152, 990121728, 1980243456]

約数ペア:

[(1, 1980243456), (2, 990121728), (3, 660081152), (4, 495060864), (6, 330040576), (8, 247530432), (12, 165020288), (16, 123765216), (24, 82510144), (32, 61882608), (48, 41255072), (64, 30941304), (96, 20627536), (128, 15470652), (192, 10313768), (256, 7735326), (384, 5156884), (512, 3867663), (768, 2578442), (1049, 1887744), (1229, 1611264), (1536, 1289221), (2098, 943872), (2458, 805632), (3147, 629248), (3687, 537088), (4196, 471936), (4916, 402816), (6294, 314624), (7374, 268544), (8392, 235968), (9832, 201408), (12588, 157312), (14748, 134272), (16784, 117984), (19664, 100704), (25176, 78656), (29496, 67136), (33568, 58992), (39328, 50352)]