2640723540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{483649}}^1$

素因数の和:483681

約数の個数: 96

約数和(自身を含む): 9100358400

約数和(自身を除く): 6459634860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 483649, 967298, 1450947, 1934596, 2418245, 2901894, 3385543, 4836490, 5803788, 6287437, 6771086, 7254735, 9672980, 10156629, 12574874, 13542172, 14509470, 16927715, 18862311, 20313258, 25149748, 29018940, 31437185, 33855430, 37724622, 40626516, 44012059, 50783145, 62874370, 67710860, 75449244, 88024118, 94311555, 101566290, 125748740, 132036177, 176048236, 188623110, 203132580, 220060295, 264072354, 377246220, 440120590, 528144708, 660180885, 880241180, 1320361770, 2640723540]

約数ペア:

[(1, 2640723540), (2, 1320361770), (3, 880241180), (4, 660180885), (5, 528144708), (6, 440120590), (7, 377246220), (10, 264072354), (12, 220060295), (13, 203132580), (14, 188623110), (15, 176048236), (20, 132036177), (21, 125748740), (26, 101566290), (28, 94311555), (30, 88024118), (35, 75449244), (39, 67710860), (42, 62874370), (52, 50783145), (60, 44012059), (65, 40626516), (70, 37724622), (78, 33855430), (84, 31437185), (91, 29018940), (105, 25149748), (130, 20313258), (140, 18862311), (156, 16927715), (182, 14509470), (195, 13542172), (210, 12574874), (260, 10156629), (273, 9672980), (364, 7254735), (390, 6771086), (420, 6287437), (455, 5803788), (546, 4836490), (780, 3385543), (910, 2901894), (1092, 2418245), (1365, 1934596), (1820, 1450947), (2730, 967298), (5460, 483649)]