80887680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:210

約数の個数: 256

約数和(自身を含む): 297676800

約数和(自身を除く): 216789120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 151, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 302, 310, 320, 360, 372, 384, 432, 453, 465, 480, 496, 540, 558, 576, 604, 620, 640, 720, 744, 755, 837, 864, 906, 930, 960, 992, 1080, 1116, 1152, 1208, 1240, 1359, 1395, 1440, 1488, 1510, 1674, 1728, 1812, 1860, 1920, 1984, 2160, 2232, 2265, 2416, 2480, 2718, 2790, 2880, 2976, 3020, 3348, 3456, 3624, 3720, 3968, 4077, 4185, 4320, 4464, 4530, 4681, 4832, 4960, 5436, 5580, 5760, 5952, 6040, 6696, 6795, 7248, 7440, 8154, 8370, 8640, 8928, 9060, 9362, 9664, 9920, 10872, 11160, 11904, 12080, 13392, 13590, 14043, 14496, 14880, 16308, 16740, 17280, 17856, 18120, 18724, 19328, 19840, 20385, 21744, 22320, 23405, 24160, 26784, 27180, 28086, 28992, 29760, 32616, 33480, 35712, 36240, 37448, 40770, 42129, 43488, 44640, 46810, 48320, 53568, 54360, 56172, 57984, 59520, 65232, 66960, 70215, 72480, 74896, 81540, 84258, 86976, 89280, 93620, 96640, 107136, 108720, 112344, 126387, 130464, 133920, 140430, 144960, 149792, 163080, 168516, 173952, 178560, 187240, 210645, 217440, 224688, 252774, 260928, 267840, 280860, 289920, 299584, 326160, 337032, 374480, 421290, 434880, 449376, 505548, 521856, 535680, 561720, 599168, 631935, 652320, 674064, 748960, 842580, 869760, 898752, 1011096, 1123440, 1263870, 1304640, 1348128, 1497920, 1685160, 1797504, 2022192, 2246880, 2527740, 2609280, 2696256, 2995840, 3370320, 4044384, 4493760, 5055480, 5392512, 6740640, 8088768, 8987520, 10110960, 13481280, 16177536, 20221920, 26962560, 40443840, 80887680]

約数ペア:

[(1, 80887680), (2, 40443840), (3, 26962560), (4, 20221920), (5, 16177536), (6, 13481280), (8, 10110960), (9, 8987520), (10, 8088768), (12, 6740640), (15, 5392512), (16, 5055480), (18, 4493760), (20, 4044384), (24, 3370320), (27, 2995840), (30, 2696256), (31, 2609280), (32, 2527740), (36, 2246880), (40, 2022192), (45, 1797504), (48, 1685160), (54, 1497920), (60, 1348128), (62, 1304640), (64, 1263870), (72, 1123440), (80, 1011096), (90, 898752), (93, 869760), (96, 842580), (108, 748960), (120, 674064), (124, 652320), (128, 631935), (135, 599168), (144, 561720), (151, 535680), (155, 521856), (160, 505548), (180, 449376), (186, 434880), (192, 421290), (216, 374480), (240, 337032), (248, 326160), (270, 299584), (279, 289920), (288, 280860), (302, 267840), (310, 260928), (320, 252774), (360, 224688), (372, 217440), (384, 210645), (432, 187240), (453, 178560), (465, 173952), (480, 168516), (496, 163080), (540, 149792), (558, 144960), (576, 140430), (604, 133920), (620, 130464), (640, 126387), (720, 112344), (744, 108720), (755, 107136), (837, 96640), (864, 93620), (906, 89280), (930, 86976), (960, 84258), (992, 81540), (1080, 74896), (1116, 72480), (1152, 70215), (1208, 66960), (1240, 65232), (1359, 59520), (1395, 57984), (1440, 56172), (1488, 54360), (1510, 53568), (1674, 48320), (1728, 46810), (1812, 44640), (1860, 43488), (1920, 42129), (1984, 40770), (2160, 37448), (2232, 36240), (2265, 35712), (2416, 33480), (2480, 32616), (2718, 29760), (2790, 28992), (2880, 28086), (2976, 27180), (3020, 26784), (3348, 24160), (3456, 23405), (3624, 22320), (3720, 21744), (3968, 20385), (4077, 19840), (4185, 19328), (4320, 18724), (4464, 18120), (4530, 17856), (4681, 17280), (4832, 16740), (4960, 16308), (5436, 14880), (5580, 14496), (5760, 14043), (5952, 13590), (6040, 13392), (6696, 12080), (6795, 11904), (7248, 11160), (7440, 10872), (8154, 9920), (8370, 9664), (8640, 9362), (8928, 9060)]