86121728

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 227816064

約数和(自身を除く): 141694336

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 64, 68, 77, 88, 112, 119, 128, 136, 154, 176, 187, 224, 238, 256, 257, 272, 308, 352, 374, 448, 476, 514, 544, 616, 704, 748, 896, 952, 1028, 1088, 1232, 1309, 1408, 1496, 1792, 1799, 1904, 2056, 2176, 2464, 2618, 2816, 2827, 2992, 3598, 3808, 4112, 4352, 4369, 4928, 5236, 5654, 5984, 7196, 7616, 8224, 8738, 9856, 10472, 11308, 11968, 14392, 15232, 16448, 17476, 19712, 19789, 20944, 22616, 23936, 28784, 30464, 30583, 32896, 34952, 39578, 41888, 45232, 47872, 48059, 57568, 61166, 65792, 69904, 79156, 83776, 90464, 96118, 115136, 122332, 139808, 158312, 167552, 180928, 192236, 230272, 244664, 279616, 316624, 335104, 336413, 361856, 384472, 460544, 489328, 559232, 633248, 672826, 723712, 768944, 978656, 1118464, 1266496, 1345652, 1537888, 1957312, 2532992, 2691304, 3075776, 3914624, 5065984, 5382608, 6151552, 7829248, 10765216, 12303104, 21530432, 43060864, 86121728]

約数ペア:

[(1, 86121728), (2, 43060864), (4, 21530432), (7, 12303104), (8, 10765216), (11, 7829248), (14, 6151552), (16, 5382608), (17, 5065984), (22, 3914624), (28, 3075776), (32, 2691304), (34, 2532992), (44, 1957312), (56, 1537888), (64, 1345652), (68, 1266496), (77, 1118464), (88, 978656), (112, 768944), (119, 723712), (128, 672826), (136, 633248), (154, 559232), (176, 489328), (187, 460544), (224, 384472), (238, 361856), (256, 336413), (257, 335104), (272, 316624), (308, 279616), (352, 244664), (374, 230272), (448, 192236), (476, 180928), (514, 167552), (544, 158312), (616, 139808), (704, 122332), (748, 115136), (896, 96118), (952, 90464), (1028, 83776), (1088, 79156), (1232, 69904), (1309, 65792), (1408, 61166), (1496, 57568), (1792, 48059), (1799, 47872), (1904, 45232), (2056, 41888), (2176, 39578), (2464, 34952), (2618, 32896), (2816, 30583), (2827, 30464), (2992, 28784), (3598, 23936), (3808, 22616), (4112, 20944), (4352, 19789), (4369, 19712), (4928, 17476), (5236, 16448), (5654, 15232), (5984, 14392), (7196, 11968), (7616, 11308), (8224, 10472), (8738, 9856)]