1298429440

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{941}}^1$

素因数の和:989

約数の個数: 240

約数和(自身を含む): 3954885264

約数和(自身を除く): 2656455824

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 256, 280, 308, 320, 352, 385, 392, 440, 448, 490, 512, 539, 560, 616, 640, 704, 770, 784, 880, 896, 941, 980, 1078, 1120, 1232, 1280, 1408, 1540, 1568, 1760, 1792, 1882, 1960, 2156, 2240, 2464, 2560, 2695, 2816, 3080, 3136, 3520, 3584, 3764, 3920, 4312, 4480, 4705, 4928, 5390, 5632, 6160, 6272, 6587, 7040, 7528, 7840, 8624, 8960, 9410, 9856, 10351, 10780, 12320, 12544, 13174, 14080, 15056, 15680, 17248, 17920, 18820, 19712, 20702, 21560, 24640, 25088, 26348, 28160, 30112, 31360, 32935, 34496, 37640, 39424, 41404, 43120, 46109, 49280, 51755, 52696, 60224, 62720, 65870, 68992, 72457, 75280, 82808, 86240, 92218, 98560, 103510, 105392, 120448, 125440, 131740, 137984, 144914, 150560, 165616, 172480, 184436, 197120, 207020, 210784, 230545, 240896, 263480, 275968, 289828, 301120, 331232, 344960, 362285, 368872, 414040, 421568, 461090, 481792, 507199, 526960, 579656, 602240, 662464, 689920, 724570, 737744, 828080, 843136, 922180, 1014398, 1053920, 1159312, 1204480, 1324928, 1379840, 1449140, 1475488, 1656160, 1686272, 1844360, 2028796, 2107840, 2318624, 2408960, 2535995, 2649856, 2898280, 2950976, 3312320, 3372544, 3688720, 4057592, 4215680, 4637248, 5071990, 5299712, 5796560, 5901952, 6624640, 7377440, 8115184, 8431360, 9274496, 10143980, 11593120, 11803904, 13249280, 14754880, 16230368, 16862720, 18548992, 20287960, 23186240, 23607808, 26498560, 29509760, 32460736, 37097984, 40575920, 46372480, 59019520, 64921472, 81151840, 92744960, 118039040, 129842944, 162303680, 185489920, 259685888, 324607360, 649214720, 1298429440]

約数ペア:

[(1, 1298429440), (2, 649214720), (4, 324607360), (5, 259685888), (7, 185489920), (8, 162303680), (10, 129842944), (11, 118039040), (14, 92744960), (16, 81151840), (20, 64921472), (22, 59019520), (28, 46372480), (32, 40575920), (35, 37097984), (40, 32460736), (44, 29509760), (49, 26498560), (55, 23607808), (56, 23186240), (64, 20287960), (70, 18548992), (77, 16862720), (80, 16230368), (88, 14754880), (98, 13249280), (110, 11803904), (112, 11593120), (128, 10143980), (140, 9274496), (154, 8431360), (160, 8115184), (176, 7377440), (196, 6624640), (220, 5901952), (224, 5796560), (245, 5299712), (256, 5071990), (280, 4637248), (308, 4215680), (320, 4057592), (352, 3688720), (385, 3372544), (392, 3312320), (440, 2950976), (448, 2898280), (490, 2649856), (512, 2535995), (539, 2408960), (560, 2318624), (616, 2107840), (640, 2028796), (704, 1844360), (770, 1686272), (784, 1656160), (880, 1475488), (896, 1449140), (941, 1379840), (980, 1324928), (1078, 1204480), (1120, 1159312), (1232, 1053920), (1280, 1014398), (1408, 922180), (1540, 843136), (1568, 828080), (1760, 737744), (1792, 724570), (1882, 689920), (1960, 662464), (2156, 602240), (2240, 579656), (2464, 526960), (2560, 507199), (2695, 481792), (2816, 461090), (3080, 421568), (3136, 414040), (3520, 368872), (3584, 362285), (3764, 344960), (3920, 331232), (4312, 301120), (4480, 289828), (4705, 275968), (4928, 263480), (5390, 240896), (5632, 230545), (6160, 210784), (6272, 207020), (6587, 197120), (7040, 184436), (7528, 172480), (7840, 165616), (8624, 150560), (8960, 144914), (9410, 137984), (9856, 131740), (10351, 125440), (10780, 120448), (12320, 105392), (12544, 103510), (13174, 98560), (14080, 92218), (15056, 86240), (15680, 82808), (17248, 75280), (17920, 72457), (18820, 68992), (19712, 65870), (20702, 62720), (21560, 60224), (24640, 52696), (25088, 51755), (26348, 49280), (28160, 46109), (30112, 43120), (31360, 41404), (32935, 39424), (34496, 37640)]