120012656

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 260840448

約数和(自身を除く): 140827792

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 43, 62, 68, 86, 124, 136, 172, 248, 272, 331, 344, 496, 527, 662, 688, 731, 1054, 1324, 1333, 1462, 2108, 2648, 2666, 2924, 4216, 5296, 5332, 5627, 5848, 8432, 10261, 10664, 11254, 11696, 14233, 20522, 21328, 22508, 22661, 28466, 41044, 45016, 45322, 56932, 82088, 90032, 90644, 113864, 164176, 174437, 181288, 227728, 241961, 348874, 362576, 441223, 483922, 697748, 882446, 967844, 1395496, 1764892, 1935688, 2790992, 3529784, 3871376, 7059568, 7500791, 15001582, 30003164, 60006328, 120012656]

約数ペア:

[(1, 120012656), (2, 60006328), (4, 30003164), (8, 15001582), (16, 7500791), (17, 7059568), (31, 3871376), (34, 3529784), (43, 2790992), (62, 1935688), (68, 1764892), (86, 1395496), (124, 967844), (136, 882446), (172, 697748), (248, 483922), (272, 441223), (331, 362576), (344, 348874), (496, 241961), (527, 227728), (662, 181288), (688, 174437), (731, 164176), (1054, 113864), (1324, 90644), (1333, 90032), (1462, 82088), (2108, 56932), (2648, 45322), (2666, 45016), (2924, 41044), (4216, 28466), (5296, 22661), (5332, 22508), (5627, 21328), (5848, 20522), (8432, 14233), (10261, 11696), (10664, 11254)]