31118080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 89478144

約数和(自身を除く): 58360064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 151, 160, 161, 184, 224, 230, 256, 280, 302, 320, 322, 368, 448, 460, 560, 604, 640, 644, 736, 755, 805, 896, 920, 1057, 1120, 1208, 1280, 1288, 1472, 1510, 1610, 1792, 1840, 2114, 2240, 2416, 2576, 2944, 3020, 3220, 3473, 3680, 4228, 4480, 4832, 5152, 5285, 5888, 6040, 6440, 6946, 7360, 8456, 8960, 9664, 10304, 10570, 12080, 12880, 13892, 14720, 16912, 17365, 19328, 20608, 21140, 24160, 24311, 25760, 27784, 29440, 33824, 34730, 38656, 41216, 42280, 48320, 48622, 51520, 55568, 67648, 69460, 84560, 96640, 97244, 103040, 111136, 121555, 135296, 138920, 169120, 193280, 194488, 206080, 222272, 243110, 270592, 277840, 338240, 388976, 444544, 486220, 555680, 676480, 777952, 889088, 972440, 1111360, 1352960, 1555904, 1944880, 2222720, 3111808, 3889760, 4445440, 6223616, 7779520, 15559040, 31118080]

約数ペア:

[(1, 31118080), (2, 15559040), (4, 7779520), (5, 6223616), (7, 4445440), (8, 3889760), (10, 3111808), (14, 2222720), (16, 1944880), (20, 1555904), (23, 1352960), (28, 1111360), (32, 972440), (35, 889088), (40, 777952), (46, 676480), (56, 555680), (64, 486220), (70, 444544), (80, 388976), (92, 338240), (112, 277840), (115, 270592), (128, 243110), (140, 222272), (151, 206080), (160, 194488), (161, 193280), (184, 169120), (224, 138920), (230, 135296), (256, 121555), (280, 111136), (302, 103040), (320, 97244), (322, 96640), (368, 84560), (448, 69460), (460, 67648), (560, 55568), (604, 51520), (640, 48622), (644, 48320), (736, 42280), (755, 41216), (805, 38656), (896, 34730), (920, 33824), (1057, 29440), (1120, 27784), (1208, 25760), (1280, 24311), (1288, 24160), (1472, 21140), (1510, 20608), (1610, 19328), (1792, 17365), (1840, 16912), (2114, 14720), (2240, 13892), (2416, 12880), (2576, 12080), (2944, 10570), (3020, 10304), (3220, 9664), (3473, 8960), (3680, 8456), (4228, 7360), (4480, 6946), (4832, 6440), (5152, 6040), (5285, 5888)]