68947648

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1$

素因数の和:870

約数の個数: 112

約数和(自身を含む): 180831744

約数和(自身を除く): 111884096

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 64, 68, 77, 88, 112, 119, 136, 154, 176, 187, 224, 238, 272, 308, 352, 374, 448, 476, 544, 616, 704, 748, 823, 952, 1088, 1232, 1309, 1496, 1646, 1904, 2464, 2618, 2992, 3292, 3808, 4928, 5236, 5761, 5984, 6584, 7616, 9053, 10472, 11522, 11968, 13168, 13991, 18106, 20944, 23044, 26336, 27982, 36212, 41888, 46088, 52672, 55964, 63371, 72424, 83776, 92176, 97937, 111928, 126742, 144848, 153901, 184352, 195874, 223856, 253484, 289696, 307802, 368704, 391748, 447712, 506968, 579392, 615604, 783496, 895424, 1013936, 1077307, 1231208, 1566992, 2027872, 2154614, 2462416, 3133984, 4055744, 4309228, 4924832, 6267968, 8618456, 9849664, 17236912, 34473824, 68947648]

約数ペア:

[(1, 68947648), (2, 34473824), (4, 17236912), (7, 9849664), (8, 8618456), (11, 6267968), (14, 4924832), (16, 4309228), (17, 4055744), (22, 3133984), (28, 2462416), (32, 2154614), (34, 2027872), (44, 1566992), (56, 1231208), (64, 1077307), (68, 1013936), (77, 895424), (88, 783496), (112, 615604), (119, 579392), (136, 506968), (154, 447712), (176, 391748), (187, 368704), (224, 307802), (238, 289696), (272, 253484), (308, 223856), (352, 195874), (374, 184352), (448, 153901), (476, 144848), (544, 126742), (616, 111928), (704, 97937), (748, 92176), (823, 83776), (952, 72424), (1088, 63371), (1232, 55964), (1309, 52672), (1496, 46088), (1646, 41888), (1904, 36212), (2464, 27982), (2618, 26336), (2992, 23044), (3292, 20944), (3808, 18106), (4928, 13991), (5236, 13168), (5761, 11968), (5984, 11522), (6584, 10472), (7616, 9053)]