340961792

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:989

約数の個数: 80

約数和(自身を含む): 738916992

約数和(自身を除く): 397955200

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 128, 136, 172, 256, 272, 344, 512, 544, 688, 731, 911, 1088, 1376, 1462, 1822, 2176, 2752, 2924, 3644, 4352, 5504, 5848, 7288, 8704, 11008, 11696, 14576, 15487, 22016, 23392, 29152, 30974, 39173, 46784, 58304, 61948, 78346, 93568, 116608, 123896, 156692, 187136, 233216, 247792, 313384, 374272, 466432, 495584, 626768, 665941, 991168, 1253536, 1331882, 1982336, 2507072, 2663764, 3964672, 5014144, 5327528, 7929344, 10028288, 10655056, 20056576, 21310112, 42620224, 85240448, 170480896, 340961792]

約数ペア:

[(1, 340961792), (2, 170480896), (4, 85240448), (8, 42620224), (16, 21310112), (17, 20056576), (32, 10655056), (34, 10028288), (43, 7929344), (64, 5327528), (68, 5014144), (86, 3964672), (128, 2663764), (136, 2507072), (172, 1982336), (256, 1331882), (272, 1253536), (344, 991168), (512, 665941), (544, 626768), (688, 495584), (731, 466432), (911, 374272), (1088, 313384), (1376, 247792), (1462, 233216), (1822, 187136), (2176, 156692), (2752, 123896), (2924, 116608), (3644, 93568), (4352, 78346), (5504, 61948), (5848, 58304), (7288, 46784), (8704, 39173), (11008, 30974), (11696, 29152), (14576, 23392), (15487, 22016)]