207909120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1867}}^1$

素因数の和:1920

約数の個数: 144

約数和(自身を含む): 687274560

約数和(自身を除く): 479365440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 256, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 768, 870, 928, 960, 1160, 1280, 1392, 1740, 1856, 1867, 1920, 2320, 2784, 3480, 3712, 3734, 3840, 4640, 5568, 5601, 6960, 7424, 7468, 9280, 9335, 11136, 11202, 13920, 14936, 18560, 18670, 22272, 22404, 27840, 28005, 29872, 37120, 37340, 44808, 54143, 55680, 56010, 59744, 74680, 89616, 108286, 111360, 112020, 119488, 149360, 162429, 179232, 216572, 224040, 238976, 270715, 298720, 324858, 358464, 433144, 448080, 477952, 541430, 597440, 649716, 716928, 812145, 866288, 896160, 1082860, 1194880, 1299432, 1433856, 1624290, 1732576, 1792320, 2165720, 2389760, 2598864, 3248580, 3465152, 3584640, 4331440, 5197728, 6497160, 6930304, 7169280, 8662880, 10395456, 12994320, 13860608, 17325760, 20790912, 25988640, 34651520, 41581824, 51977280, 69303040, 103954560, 207909120]

約数ペア:

[(1, 207909120), (2, 103954560), (3, 69303040), (4, 51977280), (5, 41581824), (6, 34651520), (8, 25988640), (10, 20790912), (12, 17325760), (15, 13860608), (16, 12994320), (20, 10395456), (24, 8662880), (29, 7169280), (30, 6930304), (32, 6497160), (40, 5197728), (48, 4331440), (58, 3584640), (60, 3465152), (64, 3248580), (80, 2598864), (87, 2389760), (96, 2165720), (116, 1792320), (120, 1732576), (128, 1624290), (145, 1433856), (160, 1299432), (174, 1194880), (192, 1082860), (232, 896160), (240, 866288), (256, 812145), (290, 716928), (320, 649716), (348, 597440), (384, 541430), (435, 477952), (464, 448080), (480, 433144), (580, 358464), (640, 324858), (696, 298720), (768, 270715), (870, 238976), (928, 224040), (960, 216572), (1160, 179232), (1280, 162429), (1392, 149360), (1740, 119488), (1856, 112020), (1867, 111360), (1920, 108286), (2320, 89616), (2784, 74680), (3480, 59744), (3712, 56010), (3734, 55680), (3840, 54143), (4640, 44808), (5568, 37340), (5601, 37120), (6960, 29872), (7424, 28005), (7468, 27840), (9280, 22404), (9335, 22272), (11136, 18670), (11202, 18560), (13920, 14936)]