231981568

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^2\times {\mathrm{383}}^1$

素因数の和:434

約数の個数: 120

約数和(自身を含む): 575106048

約数和(自身を除く): 343124480

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 169, 182, 208, 224, 256, 338, 364, 383, 416, 448, 512, 676, 728, 766, 832, 896, 1183, 1352, 1456, 1532, 1664, 1792, 2366, 2681, 2704, 2912, 3064, 3328, 3584, 4732, 4979, 5362, 5408, 5824, 6128, 6656, 9464, 9958, 10724, 10816, 11648, 12256, 18928, 19916, 21448, 21632, 23296, 24512, 34853, 37856, 39832, 42896, 43264, 46592, 49024, 64727, 69706, 75712, 79664, 85792, 86528, 98048, 129454, 139412, 151424, 159328, 171584, 196096, 258908, 278824, 302848, 318656, 343168, 453089, 517816, 557648, 605696, 637312, 686336, 906178, 1035632, 1115296, 1274624, 1372672, 1812356, 2071264, 2230592, 2549248, 3624712, 4142528, 4461184, 7249424, 8285056, 8922368, 14498848, 16570112, 17844736, 28997696, 33140224, 57995392, 115990784, 231981568]

約数ペア:

[(1, 231981568), (2, 115990784), (4, 57995392), (7, 33140224), (8, 28997696), (13, 17844736), (14, 16570112), (16, 14498848), (26, 8922368), (28, 8285056), (32, 7249424), (52, 4461184), (56, 4142528), (64, 3624712), (91, 2549248), (104, 2230592), (112, 2071264), (128, 1812356), (169, 1372672), (182, 1274624), (208, 1115296), (224, 1035632), (256, 906178), (338, 686336), (364, 637312), (383, 605696), (416, 557648), (448, 517816), (512, 453089), (676, 343168), (728, 318656), (766, 302848), (832, 278824), (896, 258908), (1183, 196096), (1352, 171584), (1456, 159328), (1532, 151424), (1664, 139412), (1792, 129454), (2366, 98048), (2681, 86528), (2704, 85792), (2912, 79664), (3064, 75712), (3328, 69706), (3584, 64727), (4732, 49024), (4979, 46592), (5362, 43264), (5408, 42896), (5824, 39832), (6128, 37856), (6656, 34853), (9464, 24512), (9958, 23296), (10724, 21632), (10816, 21448), (11648, 19916), (12256, 18928)]