180421120

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 160

約数和(自身を含む): 486129600

約数和(自身を除く): 305708480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 128, 149, 160, 172, 176, 215, 220, 256, 298, 320, 344, 352, 430, 440, 473, 512, 596, 640, 688, 704, 745, 860, 880, 946, 1192, 1280, 1376, 1408, 1490, 1639, 1720, 1760, 1892, 2365, 2384, 2560, 2752, 2816, 2980, 3278, 3440, 3520, 3784, 4730, 4768, 5504, 5632, 5960, 6407, 6556, 6880, 7040, 7568, 8195, 9460, 9536, 11008, 11920, 12814, 13112, 13760, 14080, 15136, 16390, 18920, 19072, 22016, 23840, 25628, 26224, 27520, 28160, 30272, 32035, 32780, 37840, 38144, 47680, 51256, 52448, 55040, 60544, 64070, 65560, 70477, 75680, 76288, 95360, 102512, 104896, 110080, 121088, 128140, 131120, 140954, 151360, 190720, 205024, 209792, 242176, 256280, 262240, 281908, 302720, 352385, 381440, 410048, 419584, 512560, 524480, 563816, 605440, 704770, 820096, 839168, 1025120, 1048960, 1127632, 1210880, 1409540, 1640192, 2050240, 2097920, 2255264, 2819080, 3280384, 4100480, 4195840, 4510528, 5638160, 8200960, 9021056, 11276320, 16401920, 18042112, 22552640, 36084224, 45105280, 90210560, 180421120]

約数ペア:

[(1, 180421120), (2, 90210560), (4, 45105280), (5, 36084224), (8, 22552640), (10, 18042112), (11, 16401920), (16, 11276320), (20, 9021056), (22, 8200960), (32, 5638160), (40, 4510528), (43, 4195840), (44, 4100480), (55, 3280384), (64, 2819080), (80, 2255264), (86, 2097920), (88, 2050240), (110, 1640192), (128, 1409540), (149, 1210880), (160, 1127632), (172, 1048960), (176, 1025120), (215, 839168), (220, 820096), (256, 704770), (298, 605440), (320, 563816), (344, 524480), (352, 512560), (430, 419584), (440, 410048), (473, 381440), (512, 352385), (596, 302720), (640, 281908), (688, 262240), (704, 256280), (745, 242176), (860, 209792), (880, 205024), (946, 190720), (1192, 151360), (1280, 140954), (1376, 131120), (1408, 128140), (1490, 121088), (1639, 110080), (1720, 104896), (1760, 102512), (1892, 95360), (2365, 76288), (2384, 75680), (2560, 70477), (2752, 65560), (2816, 64070), (2980, 60544), (3278, 55040), (3440, 52448), (3520, 51256), (3784, 47680), (4730, 38144), (4768, 37840), (5504, 32780), (5632, 32035), (5960, 30272), (6407, 28160), (6556, 27520), (6880, 26224), (7040, 25628), (7568, 23840), (8195, 22016), (9460, 19072), (9536, 18920), (11008, 16390), (11920, 15136), (12814, 14080), (13112, 13760)]