209406960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41549}}^1$

素因数の和:41575

約数の個数: 120

約数和(自身を含む): 803743200

約数和(自身を除く): 594336240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 41549, 83098, 124647, 166196, 207745, 249294, 290843, 332392, 373941, 415490, 498588, 581686, 623235, 664784, 747882, 830980, 872529, 997176, 1163372, 1246470, 1454215, 1495764, 1661960, 1745058, 1869705, 1994352, 2326744, 2492940, 2617587, 2908430, 2991528, 3323920, 3490116, 3739410, 4362645, 4653488, 4985880, 5235174, 5816860, 5983056, 6980232, 7478820, 8725290, 9971760, 10470348, 11633720, 13087935, 13960464, 14957640, 17450580, 20940696, 23267440, 26175870, 29915280, 34901160, 41881392, 52351740, 69802320, 104703480, 209406960]

約数ペア:

[(1, 209406960), (2, 104703480), (3, 69802320), (4, 52351740), (5, 41881392), (6, 34901160), (7, 29915280), (8, 26175870), (9, 23267440), (10, 20940696), (12, 17450580), (14, 14957640), (15, 13960464), (16, 13087935), (18, 11633720), (20, 10470348), (21, 9971760), (24, 8725290), (28, 7478820), (30, 6980232), (35, 5983056), (36, 5816860), (40, 5235174), (42, 4985880), (45, 4653488), (48, 4362645), (56, 3739410), (60, 3490116), (63, 3323920), (70, 2991528), (72, 2908430), (80, 2617587), (84, 2492940), (90, 2326744), (105, 1994352), (112, 1869705), (120, 1745058), (126, 1661960), (140, 1495764), (144, 1454215), (168, 1246470), (180, 1163372), (210, 997176), (240, 872529), (252, 830980), (280, 747882), (315, 664784), (336, 623235), (360, 581686), (420, 498588), (504, 415490), (560, 373941), (630, 332392), (720, 290843), (840, 249294), (1008, 207745), (1260, 166196), (1680, 124647), (2520, 83098), (5040, 41549)]