8710240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 26372304

約数和(自身を除く): 17662064

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 101, 110, 112, 140, 154, 160, 176, 196, 202, 220, 224, 245, 280, 308, 352, 385, 392, 404, 440, 490, 505, 539, 560, 616, 707, 770, 784, 808, 880, 980, 1010, 1078, 1111, 1120, 1232, 1414, 1540, 1568, 1616, 1760, 1960, 2020, 2156, 2222, 2464, 2695, 2828, 3080, 3232, 3535, 3920, 4040, 4312, 4444, 4949, 5390, 5555, 5656, 6160, 7070, 7777, 7840, 8080, 8624, 8888, 9898, 10780, 11110, 11312, 12320, 14140, 15554, 16160, 17248, 17776, 19796, 21560, 22220, 22624, 24745, 28280, 31108, 35552, 38885, 39592, 43120, 44440, 49490, 54439, 56560, 62216, 77770, 79184, 86240, 88880, 98980, 108878, 113120, 124432, 155540, 158368, 177760, 197960, 217756, 248864, 272195, 311080, 395920, 435512, 544390, 622160, 791840, 871024, 1088780, 1244320, 1742048, 2177560, 4355120, 8710240]

約数ペア:

[(1, 8710240), (2, 4355120), (4, 2177560), (5, 1742048), (7, 1244320), (8, 1088780), (10, 871024), (11, 791840), (14, 622160), (16, 544390), (20, 435512), (22, 395920), (28, 311080), (32, 272195), (35, 248864), (40, 217756), (44, 197960), (49, 177760), (55, 158368), (56, 155540), (70, 124432), (77, 113120), (80, 108878), (88, 98980), (98, 88880), (101, 86240), (110, 79184), (112, 77770), (140, 62216), (154, 56560), (160, 54439), (176, 49490), (196, 44440), (202, 43120), (220, 39592), (224, 38885), (245, 35552), (280, 31108), (308, 28280), (352, 24745), (385, 22624), (392, 22220), (404, 21560), (440, 19796), (490, 17776), (505, 17248), (539, 16160), (560, 15554), (616, 14140), (707, 12320), (770, 11312), (784, 11110), (808, 10780), (880, 9898), (980, 8888), (1010, 8624), (1078, 8080), (1111, 7840), (1120, 7777), (1232, 7070), (1414, 6160), (1540, 5656), (1568, 5555), (1616, 5390), (1760, 4949), (1960, 4444), (2020, 4312), (2156, 4040), (2222, 3920), (2464, 3535), (2695, 3232), (2828, 3080)]