209505240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{83137}}^1$

素因数の和:83161

約数の個数: 96

約数和(自身を含む): 778171680

約数和(自身を除く): 568666440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 83137, 166274, 249411, 332548, 415685, 498822, 581959, 665096, 748233, 831370, 997644, 1163918, 1247055, 1496466, 1662740, 1745877, 1995288, 2327836, 2494110, 2909795, 2992932, 3325480, 3491754, 3741165, 4655672, 4988220, 5237631, 5819590, 5985864, 6983508, 7482330, 8729385, 9976440, 10475262, 11639180, 13967016, 14964660, 17458770, 20950524, 23278360, 26188155, 29929320, 34917540, 41901048, 52376310, 69835080, 104752620, 209505240]

約数ペア:

[(1, 209505240), (2, 104752620), (3, 69835080), (4, 52376310), (5, 41901048), (6, 34917540), (7, 29929320), (8, 26188155), (9, 23278360), (10, 20950524), (12, 17458770), (14, 14964660), (15, 13967016), (18, 11639180), (20, 10475262), (21, 9976440), (24, 8729385), (28, 7482330), (30, 6983508), (35, 5985864), (36, 5819590), (40, 5237631), (42, 4988220), (45, 4655672), (56, 3741165), (60, 3491754), (63, 3325480), (70, 2992932), (72, 2909795), (84, 2494110), (90, 2327836), (105, 1995288), (120, 1745877), (126, 1662740), (140, 1496466), (168, 1247055), (180, 1163918), (210, 997644), (252, 831370), (280, 748233), (315, 665096), (360, 581959), (420, 498822), (504, 415685), (630, 332548), (840, 249411), (1260, 166274), (2520, 83137)]