77561568

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:589

約数の個数: 144

約数和(自身を含む): 255790080

約数和(自身を除く): 178228512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 79, 84, 96, 112, 126, 144, 158, 168, 224, 237, 252, 288, 316, 336, 474, 487, 504, 553, 632, 672, 711, 948, 974, 1008, 1106, 1264, 1422, 1461, 1659, 1896, 1948, 2016, 2212, 2528, 2844, 2922, 3318, 3409, 3792, 3896, 4383, 4424, 4977, 5688, 5844, 6636, 6818, 7584, 7792, 8766, 8848, 9954, 10227, 11376, 11688, 13272, 13636, 15584, 17532, 17696, 19908, 20454, 22752, 23376, 26544, 27272, 30681, 35064, 38473, 39816, 40908, 46752, 53088, 54544, 61362, 70128, 76946, 79632, 81816, 109088, 115419, 122724, 140256, 153892, 159264, 163632, 230838, 245448, 269311, 307784, 327264, 346257, 461676, 490896, 538622, 615568, 692514, 807933, 923352, 981792, 1077244, 1231136, 1385028, 1615866, 1846704, 2154488, 2423799, 2770056, 3231732, 3693408, 4308976, 4847598, 5540112, 6463464, 8617952, 9695196, 11080224, 12926928, 19390392, 25853856, 38780784, 77561568]

約数ペア:

[(1, 77561568), (2, 38780784), (3, 25853856), (4, 19390392), (6, 12926928), (7, 11080224), (8, 9695196), (9, 8617952), (12, 6463464), (14, 5540112), (16, 4847598), (18, 4308976), (21, 3693408), (24, 3231732), (28, 2770056), (32, 2423799), (36, 2154488), (42, 1846704), (48, 1615866), (56, 1385028), (63, 1231136), (72, 1077244), (79, 981792), (84, 923352), (96, 807933), (112, 692514), (126, 615568), (144, 538622), (158, 490896), (168, 461676), (224, 346257), (237, 327264), (252, 307784), (288, 269311), (316, 245448), (336, 230838), (474, 163632), (487, 159264), (504, 153892), (553, 140256), (632, 122724), (672, 115419), (711, 109088), (948, 81816), (974, 79632), (1008, 76946), (1106, 70128), (1264, 61362), (1422, 54544), (1461, 53088), (1659, 46752), (1896, 40908), (1948, 39816), (2016, 38473), (2212, 35064), (2528, 30681), (2844, 27272), (2922, 26544), (3318, 23376), (3409, 22752), (3792, 20454), (3896, 19908), (4383, 17696), (4424, 17532), (4977, 15584), (5688, 13636), (5844, 13272), (6636, 11688), (6818, 11376), (7584, 10227), (7792, 9954), (8766, 8848)]