87170580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{7687}}^1$

素因数の和:7715

約数の個数: 120

約数和(自身を含む): 312563328

約数和(自身を除く): 225392748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 7687, 11340, 15374, 23061, 30748, 38435, 46122, 53809, 69183, 76870, 92244, 107618, 115305, 138366, 153740, 161427, 207549, 215236, 230610, 269045, 276732, 322854, 345915, 415098, 461220, 484281, 538090, 622647, 645708, 691830, 807135, 830196, 968562, 1037745, 1076180, 1245294, 1383660, 1452843, 1614270, 1937124, 2075490, 2421405, 2490588, 2905686, 3113235, 3228540, 4150980, 4358529, 4842810, 5811372, 6226470, 7264215, 8717058, 9685620, 12452940, 14528430, 17434116, 21792645, 29056860, 43585290, 87170580]

約数ペア:

[(1, 87170580), (2, 43585290), (3, 29056860), (4, 21792645), (5, 17434116), (6, 14528430), (7, 12452940), (9, 9685620), (10, 8717058), (12, 7264215), (14, 6226470), (15, 5811372), (18, 4842810), (20, 4358529), (21, 4150980), (27, 3228540), (28, 3113235), (30, 2905686), (35, 2490588), (36, 2421405), (42, 2075490), (45, 1937124), (54, 1614270), (60, 1452843), (63, 1383660), (70, 1245294), (81, 1076180), (84, 1037745), (90, 968562), (105, 830196), (108, 807135), (126, 691830), (135, 645708), (140, 622647), (162, 538090), (180, 484281), (189, 461220), (210, 415098), (252, 345915), (270, 322854), (315, 276732), (324, 269045), (378, 230610), (405, 215236), (420, 207549), (540, 161427), (567, 153740), (630, 138366), (756, 115305), (810, 107618), (945, 92244), (1134, 76870), (1260, 69183), (1620, 53809), (1890, 46122), (2268, 38435), (2835, 30748), (3780, 23061), (5670, 15374), (7687, 11340)]