215536640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 176

約数和(自身を含む): 583640640

約数和(自身を除く): 368104000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 89, 110, 128, 160, 172, 176, 178, 215, 220, 256, 320, 344, 352, 356, 430, 440, 445, 473, 512, 640, 688, 704, 712, 860, 880, 890, 946, 979, 1024, 1280, 1376, 1408, 1424, 1720, 1760, 1780, 1892, 1958, 2365, 2560, 2752, 2816, 2848, 3440, 3520, 3560, 3784, 3827, 3916, 4730, 4895, 5120, 5504, 5632, 5696, 6880, 7040, 7120, 7568, 7654, 7832, 9460, 9790, 11008, 11264, 11392, 13760, 14080, 14240, 15136, 15308, 15664, 18920, 19135, 19580, 22016, 22784, 27520, 28160, 28480, 30272, 30616, 31328, 37840, 38270, 39160, 42097, 44032, 45568, 55040, 56320, 56960, 60544, 61232, 62656, 75680, 76540, 78320, 84194, 91136, 110080, 113920, 121088, 122464, 125312, 151360, 153080, 156640, 168388, 210485, 220160, 227840, 242176, 244928, 250624, 302720, 306160, 313280, 336776, 420970, 455680, 484352, 489856, 501248, 605440, 612320, 626560, 673552, 841940, 979712, 1002496, 1210880, 1224640, 1253120, 1347104, 1683880, 1959424, 2421760, 2449280, 2506240, 2694208, 3367760, 3918848, 4898560, 5012480, 5388416, 6735520, 9797120, 10776832, 13471040, 19594240, 21553664, 26942080, 43107328, 53884160, 107768320, 215536640]

約数ペア:

[(1, 215536640), (2, 107768320), (4, 53884160), (5, 43107328), (8, 26942080), (10, 21553664), (11, 19594240), (16, 13471040), (20, 10776832), (22, 9797120), (32, 6735520), (40, 5388416), (43, 5012480), (44, 4898560), (55, 3918848), (64, 3367760), (80, 2694208), (86, 2506240), (88, 2449280), (89, 2421760), (110, 1959424), (128, 1683880), (160, 1347104), (172, 1253120), (176, 1224640), (178, 1210880), (215, 1002496), (220, 979712), (256, 841940), (320, 673552), (344, 626560), (352, 612320), (356, 605440), (430, 501248), (440, 489856), (445, 484352), (473, 455680), (512, 420970), (640, 336776), (688, 313280), (704, 306160), (712, 302720), (860, 250624), (880, 244928), (890, 242176), (946, 227840), (979, 220160), (1024, 210485), (1280, 168388), (1376, 156640), (1408, 153080), (1424, 151360), (1720, 125312), (1760, 122464), (1780, 121088), (1892, 113920), (1958, 110080), (2365, 91136), (2560, 84194), (2752, 78320), (2816, 76540), (2848, 75680), (3440, 62656), (3520, 61232), (3560, 60544), (3784, 56960), (3827, 56320), (3916, 55040), (4730, 45568), (4895, 44032), (5120, 42097), (5504, 39160), (5632, 38270), (5696, 37840), (6880, 31328), (7040, 30616), (7120, 30272), (7568, 28480), (7654, 28160), (7832, 27520), (9460, 22784), (9790, 22016), (11008, 19580), (11264, 19135), (11392, 18920), (13760, 15664), (14080, 15308), (14240, 15136)]