257595840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{89443}}^1$

素因数の和:89466

約数の個数: 84

約数和(自身を含む): 886032264

約数和(自身を除く): 628436424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 89443, 178886, 268329, 357772, 447215, 536658, 715544, 804987, 894430, 1073316, 1341645, 1431088, 1609974, 1788860, 2146632, 2683290, 2862176, 3219948, 3577720, 4024935, 4293264, 5366580, 5724352, 6439896, 7155440, 8049870, 8586528, 10733160, 12879792, 14310880, 16099740, 17173056, 21466320, 25759584, 28621760, 32199480, 42932640, 51519168, 64398960, 85865280, 128797920, 257595840]

約数ペア:

[(1, 257595840), (2, 128797920), (3, 85865280), (4, 64398960), (5, 51519168), (6, 42932640), (8, 32199480), (9, 28621760), (10, 25759584), (12, 21466320), (15, 17173056), (16, 16099740), (18, 14310880), (20, 12879792), (24, 10733160), (30, 8586528), (32, 8049870), (36, 7155440), (40, 6439896), (45, 5724352), (48, 5366580), (60, 4293264), (64, 4024935), (72, 3577720), (80, 3219948), (90, 2862176), (96, 2683290), (120, 2146632), (144, 1788860), (160, 1609974), (180, 1431088), (192, 1341645), (240, 1073316), (288, 894430), (320, 804987), (360, 715544), (480, 536658), (576, 447215), (720, 357772), (960, 268329), (1440, 178886), (2880, 89443)]