210865284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1831}}^1$

素因数の和:2305

約数の個数: 72

約数和(自身を含む): 610832768

約数和(自身を除く): 399967484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 457, 914, 1371, 1828, 1831, 2742, 3199, 3662, 4113, 5484, 5493, 6398, 7324, 8226, 9597, 10986, 12796, 12817, 16452, 16479, 19194, 21972, 25634, 28791, 32958, 38388, 38451, 51268, 57582, 65916, 76902, 115164, 115353, 153804, 230706, 461412, 836767, 1673534, 2510301, 3347068, 5020602, 5857369, 7530903, 10041204, 11714738, 15061806, 17572107, 23429476, 30123612, 35144214, 52716321, 70288428, 105432642, 210865284]

約数ペア:

[(1, 210865284), (2, 105432642), (3, 70288428), (4, 52716321), (6, 35144214), (7, 30123612), (9, 23429476), (12, 17572107), (14, 15061806), (18, 11714738), (21, 10041204), (28, 7530903), (36, 5857369), (42, 5020602), (63, 3347068), (84, 2510301), (126, 1673534), (252, 836767), (457, 461412), (914, 230706), (1371, 153804), (1828, 115353), (1831, 115164), (2742, 76902), (3199, 65916), (3662, 57582), (4113, 51268), (5484, 38451), (5493, 38388), (6398, 32958), (7324, 28791), (8226, 25634), (9597, 21972), (10986, 19194), (12796, 16479), (12817, 16452)]