661575840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47527}}^1$

素因数の和:47574

約数の個数: 96

約数和(自身を含む): 2155870080

約数和(自身を除く): 1494294240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 232, 240, 290, 348, 435, 464, 480, 580, 696, 870, 928, 1160, 1392, 1740, 2320, 2784, 3480, 4640, 6960, 13920, 47527, 95054, 142581, 190108, 237635, 285162, 380216, 475270, 570324, 712905, 760432, 950540, 1140648, 1378283, 1425810, 1520864, 1901080, 2281296, 2756566, 2851620, 3802160, 4134849, 4562592, 5513132, 5703240, 6891415, 7604320, 8269698, 11026264, 11406480, 13782830, 16539396, 20674245, 22052528, 22812960, 27565660, 33078792, 41348490, 44105056, 55131320, 66157584, 82696980, 110262640, 132315168, 165393960, 220525280, 330787920, 661575840]

約数ペア:

[(1, 661575840), (2, 330787920), (3, 220525280), (4, 165393960), (5, 132315168), (6, 110262640), (8, 82696980), (10, 66157584), (12, 55131320), (15, 44105056), (16, 41348490), (20, 33078792), (24, 27565660), (29, 22812960), (30, 22052528), (32, 20674245), (40, 16539396), (48, 13782830), (58, 11406480), (60, 11026264), (80, 8269698), (87, 7604320), (96, 6891415), (116, 5703240), (120, 5513132), (145, 4562592), (160, 4134849), (174, 3802160), (232, 2851620), (240, 2756566), (290, 2281296), (348, 1901080), (435, 1520864), (464, 1425810), (480, 1378283), (580, 1140648), (696, 950540), (870, 760432), (928, 712905), (1160, 570324), (1392, 475270), (1740, 380216), (2320, 285162), (2784, 237635), (3480, 190108), (4640, 142581), (6960, 95054), (13920, 47527)]