65663220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2077

約数の個数: 96

約数和(自身を含む): 212889600

約数和(自身を除く): 147226380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 948, 1106, 1185, 1580, 1659, 1979, 2212, 2370, 2765, 3318, 3958, 4740, 5530, 5937, 6636, 7916, 8295, 9895, 11060, 11874, 13853, 16590, 19790, 23748, 27706, 29685, 33180, 39580, 41559, 55412, 59370, 69265, 83118, 118740, 138530, 156341, 166236, 207795, 277060, 312682, 415590, 469023, 625364, 781705, 831180, 938046, 1094387, 1563410, 1876092, 2188774, 2345115, 3126820, 3283161, 4377548, 4690230, 5471935, 6566322, 9380460, 10943870, 13132644, 16415805, 21887740, 32831610, 65663220]

約数ペア:

[(1, 65663220), (2, 32831610), (3, 21887740), (4, 16415805), (5, 13132644), (6, 10943870), (7, 9380460), (10, 6566322), (12, 5471935), (14, 4690230), (15, 4377548), (20, 3283161), (21, 3126820), (28, 2345115), (30, 2188774), (35, 1876092), (42, 1563410), (60, 1094387), (70, 938046), (79, 831180), (84, 781705), (105, 625364), (140, 469023), (158, 415590), (210, 312682), (237, 277060), (316, 207795), (395, 166236), (420, 156341), (474, 138530), (553, 118740), (790, 83118), (948, 69265), (1106, 59370), (1185, 55412), (1580, 41559), (1659, 39580), (1979, 33180), (2212, 29685), (2370, 27706), (2765, 23748), (3318, 19790), (3958, 16590), (4740, 13853), (5530, 11874), (5937, 11060), (6636, 9895), (7916, 8295)]