69681920

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 216

約数和(自身を含む): 213908688

約数和(自身を除く): 144226768

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 101, 110, 112, 128, 140, 154, 160, 176, 196, 202, 220, 224, 245, 256, 280, 308, 320, 352, 385, 392, 404, 440, 448, 490, 505, 539, 560, 616, 640, 704, 707, 770, 784, 808, 880, 896, 980, 1010, 1078, 1111, 1120, 1232, 1280, 1408, 1414, 1540, 1568, 1616, 1760, 1792, 1960, 2020, 2156, 2222, 2240, 2464, 2695, 2816, 2828, 3080, 3136, 3232, 3520, 3535, 3920, 4040, 4312, 4444, 4480, 4928, 4949, 5390, 5555, 5656, 6160, 6272, 6464, 7040, 7070, 7777, 7840, 8080, 8624, 8888, 8960, 9856, 9898, 10780, 11110, 11312, 12320, 12544, 12928, 14080, 14140, 15554, 15680, 16160, 17248, 17776, 19712, 19796, 21560, 22220, 22624, 24640, 24745, 25856, 28280, 31108, 31360, 32320, 34496, 35552, 38885, 39592, 43120, 44440, 45248, 49280, 49490, 54439, 56560, 62216, 62720, 64640, 68992, 71104, 77770, 79184, 86240, 88880, 90496, 98560, 98980, 108878, 113120, 124432, 129280, 137984, 142208, 155540, 158368, 172480, 177760, 180992, 197960, 217756, 226240, 248864, 272195, 284416, 311080, 316736, 344960, 355520, 395920, 435512, 452480, 497728, 544390, 622160, 633472, 689920, 711040, 791840, 871024, 904960, 995456, 1088780, 1244320, 1266944, 1422080, 1583680, 1742048, 1990912, 2177560, 2488640, 3167360, 3484096, 4355120, 4977280, 6334720, 6968192, 8710240, 9954560, 13936384, 17420480, 34840960, 69681920]

約数ペア:

[(1, 69681920), (2, 34840960), (4, 17420480), (5, 13936384), (7, 9954560), (8, 8710240), (10, 6968192), (11, 6334720), (14, 4977280), (16, 4355120), (20, 3484096), (22, 3167360), (28, 2488640), (32, 2177560), (35, 1990912), (40, 1742048), (44, 1583680), (49, 1422080), (55, 1266944), (56, 1244320), (64, 1088780), (70, 995456), (77, 904960), (80, 871024), (88, 791840), (98, 711040), (101, 689920), (110, 633472), (112, 622160), (128, 544390), (140, 497728), (154, 452480), (160, 435512), (176, 395920), (196, 355520), (202, 344960), (220, 316736), (224, 311080), (245, 284416), (256, 272195), (280, 248864), (308, 226240), (320, 217756), (352, 197960), (385, 180992), (392, 177760), (404, 172480), (440, 158368), (448, 155540), (490, 142208), (505, 137984), (539, 129280), (560, 124432), (616, 113120), (640, 108878), (704, 98980), (707, 98560), (770, 90496), (784, 88880), (808, 86240), (880, 79184), (896, 77770), (980, 71104), (1010, 68992), (1078, 64640), (1111, 62720), (1120, 62216), (1232, 56560), (1280, 54439), (1408, 49490), (1414, 49280), (1540, 45248), (1568, 44440), (1616, 43120), (1760, 39592), (1792, 38885), (1960, 35552), (2020, 34496), (2156, 32320), (2222, 31360), (2240, 31108), (2464, 28280), (2695, 25856), (2816, 24745), (2828, 24640), (3080, 22624), (3136, 22220), (3232, 21560), (3520, 19796), (3535, 19712), (3920, 17776), (4040, 17248), (4312, 16160), (4444, 15680), (4480, 15554), (4928, 14140), (4949, 14080), (5390, 12928), (5555, 12544), (5656, 12320), (6160, 11312), (6272, 11110), (6464, 10780), (7040, 9898), (7070, 9856), (7777, 8960), (7840, 8888), (8080, 8624)]