384638240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:791

約数の個数: 144

約数和(自身を含む): 1073507904

約数和(自身を除く): 688869664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 355, 392, 490, 497, 560, 568, 691, 710, 784, 980, 994, 1120, 1136, 1382, 1420, 1568, 1960, 1988, 2272, 2485, 2764, 2840, 3455, 3479, 3920, 3976, 4837, 4970, 5528, 5680, 6910, 6958, 7840, 7952, 9674, 9940, 11056, 11360, 13820, 13916, 15904, 17395, 19348, 19880, 22112, 24185, 27640, 27832, 33859, 34790, 38696, 39760, 48370, 49061, 55280, 55664, 67718, 69580, 77392, 79520, 96740, 98122, 110560, 111328, 135436, 139160, 154784, 169295, 193480, 196244, 245305, 270872, 278320, 338590, 343427, 386960, 392488, 490610, 541744, 556640, 677180, 686854, 773920, 784976, 981220, 1083488, 1354360, 1373708, 1569952, 1717135, 1962440, 2403989, 2708720, 2747416, 3434270, 3924880, 4807978, 5417440, 5494832, 6868540, 7849760, 9615956, 10989664, 12019945, 13737080, 19231912, 24039890, 27474160, 38463824, 48079780, 54948320, 76927648, 96159560, 192319120, 384638240]

約数ペア:

[(1, 384638240), (2, 192319120), (4, 96159560), (5, 76927648), (7, 54948320), (8, 48079780), (10, 38463824), (14, 27474160), (16, 24039890), (20, 19231912), (28, 13737080), (32, 12019945), (35, 10989664), (40, 9615956), (49, 7849760), (56, 6868540), (70, 5494832), (71, 5417440), (80, 4807978), (98, 3924880), (112, 3434270), (140, 2747416), (142, 2708720), (160, 2403989), (196, 1962440), (224, 1717135), (245, 1569952), (280, 1373708), (284, 1354360), (355, 1083488), (392, 981220), (490, 784976), (497, 773920), (560, 686854), (568, 677180), (691, 556640), (710, 541744), (784, 490610), (980, 392488), (994, 386960), (1120, 343427), (1136, 338590), (1382, 278320), (1420, 270872), (1568, 245305), (1960, 196244), (1988, 193480), (2272, 169295), (2485, 154784), (2764, 139160), (2840, 135436), (3455, 111328), (3479, 110560), (3920, 98122), (3976, 96740), (4837, 79520), (4970, 77392), (5528, 69580), (5680, 67718), (6910, 55664), (6958, 55280), (7840, 49061), (7952, 48370), (9674, 39760), (9940, 38696), (11056, 34790), (11360, 33859), (13820, 27832), (13916, 27640), (15904, 24185), (17395, 22112), (19348, 19880)]