142640400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{16981}}^1$

素因数の和:17009

約数の個数: 120

約数和(自身を含む): 522230464

約数和(自身を除く): 379590064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 16981, 33962, 50943, 67924, 84905, 101886, 118867, 135848, 169810, 203772, 237734, 254715, 271696, 339620, 356601, 407544, 424525, 475468, 509430, 594335, 679240, 713202, 815088, 849050, 950936, 1018860, 1188670, 1273575, 1358480, 1426404, 1698100, 1783005, 1901872, 2037720, 2377340, 2547150, 2852808, 2971675, 3396200, 3566010, 4075440, 4754680, 5094300, 5705616, 5943350, 6792400, 7132020, 8915025, 9509360, 10188600, 11886700, 14264040, 17830050, 20377200, 23773400, 28528080, 35660100, 47546800, 71320200, 142640400]

約数ペア:

[(1, 142640400), (2, 71320200), (3, 47546800), (4, 35660100), (5, 28528080), (6, 23773400), (7, 20377200), (8, 17830050), (10, 14264040), (12, 11886700), (14, 10188600), (15, 9509360), (16, 8915025), (20, 7132020), (21, 6792400), (24, 5943350), (25, 5705616), (28, 5094300), (30, 4754680), (35, 4075440), (40, 3566010), (42, 3396200), (48, 2971675), (50, 2852808), (56, 2547150), (60, 2377340), (70, 2037720), (75, 1901872), (80, 1783005), (84, 1698100), (100, 1426404), (105, 1358480), (112, 1273575), (120, 1188670), (140, 1018860), (150, 950936), (168, 849050), (175, 815088), (200, 713202), (210, 679240), (240, 594335), (280, 509430), (300, 475468), (336, 424525), (350, 407544), (400, 356601), (420, 339620), (525, 271696), (560, 254715), (600, 237734), (700, 203772), (840, 169810), (1050, 135848), (1200, 118867), (1400, 101886), (1680, 84905), (2100, 67924), (2800, 50943), (4200, 33962), (8400, 16981)]