247855680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{28687}}^1$

素因数の和:28713

約数の個数: 112

約数和(自身を含む): 874410240

約数和(自身を除く): 626554560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 28687, 57374, 86061, 114748, 143435, 172122, 229496, 258183, 286870, 344244, 430305, 458992, 516366, 573740, 688488, 774549, 860610, 917984, 1032732, 1147480, 1290915, 1376976, 1549098, 1721220, 1835968, 2065464, 2294960, 2581830, 2753952, 3098196, 3442440, 3872745, 4130928, 4589920, 5163660, 5507904, 6196392, 6884880, 7745490, 8261856, 9179840, 10327320, 12392784, 13769760, 15490980, 16523712, 20654640, 24785568, 27539520, 30981960, 41309280, 49571136, 61963920, 82618560, 123927840, 247855680]

約数ペア:

[(1, 247855680), (2, 123927840), (3, 82618560), (4, 61963920), (5, 49571136), (6, 41309280), (8, 30981960), (9, 27539520), (10, 24785568), (12, 20654640), (15, 16523712), (16, 15490980), (18, 13769760), (20, 12392784), (24, 10327320), (27, 9179840), (30, 8261856), (32, 7745490), (36, 6884880), (40, 6196392), (45, 5507904), (48, 5163660), (54, 4589920), (60, 4130928), (64, 3872745), (72, 3442440), (80, 3098196), (90, 2753952), (96, 2581830), (108, 2294960), (120, 2065464), (135, 1835968), (144, 1721220), (160, 1549098), (180, 1376976), (192, 1290915), (216, 1147480), (240, 1032732), (270, 917984), (288, 860610), (320, 774549), (360, 688488), (432, 573740), (480, 516366), (540, 458992), (576, 430305), (720, 344244), (864, 286870), (960, 258183), (1080, 229496), (1440, 172122), (1728, 143435), (2160, 114748), (2880, 86061), (4320, 57374), (8640, 28687)]