261530724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1723}}^1$

素因数の和:1889

約数の個数: 96

約数和(自身を含む): 756904960

約数和(自身を除く): 495374236

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 139, 156, 182, 273, 278, 364, 417, 546, 556, 834, 973, 1092, 1668, 1723, 1807, 1946, 2919, 3446, 3614, 3892, 5169, 5421, 5838, 6892, 7228, 10338, 10842, 11676, 12061, 12649, 20676, 21684, 22399, 24122, 25298, 36183, 37947, 44798, 48244, 50596, 67197, 72366, 75894, 89596, 134394, 144732, 151788, 156793, 239497, 268788, 313586, 470379, 478994, 627172, 718491, 940758, 957988, 1436982, 1676479, 1881516, 2873964, 3113461, 3352958, 5029437, 6226922, 6705916, 9340383, 10058874, 12453844, 18680766, 20117748, 21794227, 37361532, 43588454, 65382681, 87176908, 130765362, 261530724]

約数ペア:

[(1, 261530724), (2, 130765362), (3, 87176908), (4, 65382681), (6, 43588454), (7, 37361532), (12, 21794227), (13, 20117748), (14, 18680766), (21, 12453844), (26, 10058874), (28, 9340383), (39, 6705916), (42, 6226922), (52, 5029437), (78, 3352958), (84, 3113461), (91, 2873964), (139, 1881516), (156, 1676479), (182, 1436982), (273, 957988), (278, 940758), (364, 718491), (417, 627172), (546, 478994), (556, 470379), (834, 313586), (973, 268788), (1092, 239497), (1668, 156793), (1723, 151788), (1807, 144732), (1946, 134394), (2919, 89596), (3446, 75894), (3614, 72366), (3892, 67197), (5169, 50596), (5421, 48244), (5838, 44798), (6892, 37947), (7228, 36183), (10338, 25298), (10842, 24122), (11676, 22399), (12061, 21684), (12649, 20676)]