258806912

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1358

約数の個数: 128

約数和(自身を含む): 672416640

約数和(自身を除く): 413609728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 128, 136, 182, 208, 221, 224, 238, 272, 364, 416, 442, 448, 476, 544, 728, 832, 884, 896, 952, 1088, 1307, 1456, 1547, 1664, 1768, 1904, 2176, 2614, 2912, 3094, 3536, 3808, 5228, 5824, 6188, 7072, 7616, 9149, 10456, 11648, 12376, 14144, 15232, 16991, 18298, 20912, 22219, 24752, 28288, 33982, 36596, 41824, 44438, 49504, 67964, 73192, 83648, 88876, 99008, 118937, 135928, 146384, 155533, 167296, 177752, 198016, 237874, 271856, 288847, 292768, 311066, 355504, 475748, 543712, 577694, 585536, 622132, 711008, 951496, 1087424, 1155388, 1171072, 1244264, 1422016, 1902992, 2021929, 2174848, 2310776, 2488528, 2844032, 3805984, 4043858, 4621552, 4977056, 7611968, 8087716, 9243104, 9954112, 15223936, 16175432, 18486208, 19908224, 32350864, 36972416, 64701728, 129403456, 258806912]

約数ペア:

[(1, 258806912), (2, 129403456), (4, 64701728), (7, 36972416), (8, 32350864), (13, 19908224), (14, 18486208), (16, 16175432), (17, 15223936), (26, 9954112), (28, 9243104), (32, 8087716), (34, 7611968), (52, 4977056), (56, 4621552), (64, 4043858), (68, 3805984), (91, 2844032), (104, 2488528), (112, 2310776), (119, 2174848), (128, 2021929), (136, 1902992), (182, 1422016), (208, 1244264), (221, 1171072), (224, 1155388), (238, 1087424), (272, 951496), (364, 711008), (416, 622132), (442, 585536), (448, 577694), (476, 543712), (544, 475748), (728, 355504), (832, 311066), (884, 292768), (896, 288847), (952, 271856), (1088, 237874), (1307, 198016), (1456, 177752), (1547, 167296), (1664, 155533), (1768, 146384), (1904, 135928), (2176, 118937), (2614, 99008), (2912, 88876), (3094, 83648), (3536, 73192), (3808, 67964), (5228, 49504), (5824, 44438), (6188, 41824), (7072, 36596), (7616, 33982), (9149, 28288), (10456, 24752), (11648, 22219), (12376, 20912), (14144, 18298), (15232, 16991)]