40727520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{28283}}^1$

素因数の和:28304

約数の個数: 72

約数和(自身を含む): 138987576

約数和(自身を除く): 98260056

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, 28283, 56566, 84849, 113132, 141415, 169698, 226264, 254547, 282830, 339396, 424245, 452528, 509094, 565660, 678792, 848490, 905056, 1018188, 1131320, 1272735, 1357584, 1696980, 2036376, 2262640, 2545470, 2715168, 3393960, 4072752, 4525280, 5090940, 6787920, 8145504, 10181880, 13575840, 20363760, 40727520]

約数ペア:

[(1, 40727520), (2, 20363760), (3, 13575840), (4, 10181880), (5, 8145504), (6, 6787920), (8, 5090940), (9, 4525280), (10, 4072752), (12, 3393960), (15, 2715168), (16, 2545470), (18, 2262640), (20, 2036376), (24, 1696980), (30, 1357584), (32, 1272735), (36, 1131320), (40, 1018188), (45, 905056), (48, 848490), (60, 678792), (72, 565660), (80, 509094), (90, 452528), (96, 424245), (120, 339396), (144, 282830), (160, 254547), (180, 226264), (240, 169698), (288, 141415), (360, 113132), (480, 84849), (720, 56566), (1440, 28283)]