18151680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 60338880

約数和(自身を除く): 42187200

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, 163, 174, 192, 232, 240, 256, 290, 320, 326, 348, 384, 435, 464, 480, 489, 580, 640, 652, 696, 768, 815, 870, 928, 960, 978, 1160, 1280, 1304, 1392, 1630, 1740, 1856, 1920, 1956, 2320, 2445, 2608, 2784, 3260, 3480, 3712, 3840, 3912, 4640, 4727, 4890, 5216, 5568, 6520, 6960, 7424, 7824, 9280, 9454, 9780, 10432, 11136, 13040, 13920, 14181, 15648, 18560, 18908, 19560, 20864, 22272, 23635, 26080, 27840, 28362, 31296, 37120, 37816, 39120, 41728, 47270, 52160, 55680, 56724, 62592, 70905, 75632, 78240, 94540, 104320, 111360, 113448, 125184, 141810, 151264, 156480, 189080, 208640, 226896, 283620, 302528, 312960, 378160, 453792, 567240, 605056, 625920, 756320, 907584, 1134480, 1210112, 1512640, 1815168, 2268960, 3025280, 3630336, 4537920, 6050560, 9075840, 18151680]

約数ペア:

[(1, 18151680), (2, 9075840), (3, 6050560), (4, 4537920), (5, 3630336), (6, 3025280), (8, 2268960), (10, 1815168), (12, 1512640), (15, 1210112), (16, 1134480), (20, 907584), (24, 756320), (29, 625920), (30, 605056), (32, 567240), (40, 453792), (48, 378160), (58, 312960), (60, 302528), (64, 283620), (80, 226896), (87, 208640), (96, 189080), (116, 156480), (120, 151264), (128, 141810), (145, 125184), (160, 113448), (163, 111360), (174, 104320), (192, 94540), (232, 78240), (240, 75632), (256, 70905), (290, 62592), (320, 56724), (326, 55680), (348, 52160), (384, 47270), (435, 41728), (464, 39120), (480, 37816), (489, 37120), (580, 31296), (640, 28362), (652, 27840), (696, 26080), (768, 23635), (815, 22272), (870, 20864), (928, 19560), (960, 18908), (978, 18560), (1160, 15648), (1280, 14181), (1304, 13920), (1392, 13040), (1630, 11136), (1740, 10432), (1856, 9780), (1920, 9454), (1956, 9280), (2320, 7824), (2445, 7424), (2608, 6960), (2784, 6520), (3260, 5568), (3480, 5216), (3712, 4890), (3840, 4727), (3912, 4640)]