21156454080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{170837}}^1$

素因数の和:170903

約数の個数: 168

約数和(自身を含む): 74462134032

約数和(自身を除く): 53305679952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 192, 215, 240, 258, 288, 320, 344, 360, 387, 430, 480, 516, 576, 645, 688, 720, 774, 860, 960, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 2752, 2880, 3096, 3440, 3870, 4128, 5160, 6192, 6880, 7740, 8256, 10320, 12384, 13760, 15480, 20640, 24768, 30960, 41280, 61920, 123840, 170837, 341674, 512511, 683348, 854185, 1025022, 1366696, 1537533, 1708370, 2050044, 2562555, 2733392, 3075066, 3416740, 4100088, 5125110, 5466784, 6150132, 6833480, 7345991, 7687665, 8200176, 10250220, 10933568, 12300264, 13666960, 14691982, 15375330, 16400352, 20500440, 22037973, 24600528, 27333920, 29383964, 30750660, 32800704, 36729955, 41000880, 44075946, 49201056, 54667840, 58767928, 61501320, 66113919, 73459910, 82001760, 88151892, 98402112, 110189865, 117535856, 123002640, 132227838, 146919820, 164003520, 176303784, 220379730, 235071712, 246005280, 264455676, 293839640, 330569595, 352607568, 440759460, 470143424, 492010560, 528911352, 587679280, 661139190, 705215136, 881518920, 1057822704, 1175358560, 1322278380, 1410430272, 1763037840, 2115645408, 2350717120, 2644556760, 3526075680, 4231290816, 5289113520, 7052151360, 10578227040, 21156454080]

約数ペア:

[(1, 21156454080), (2, 10578227040), (3, 7052151360), (4, 5289113520), (5, 4231290816), (6, 3526075680), (8, 2644556760), (9, 2350717120), (10, 2115645408), (12, 1763037840), (15, 1410430272), (16, 1322278380), (18, 1175358560), (20, 1057822704), (24, 881518920), (30, 705215136), (32, 661139190), (36, 587679280), (40, 528911352), (43, 492010560), (45, 470143424), (48, 440759460), (60, 352607568), (64, 330569595), (72, 293839640), (80, 264455676), (86, 246005280), (90, 235071712), (96, 220379730), (120, 176303784), (129, 164003520), (144, 146919820), (160, 132227838), (172, 123002640), (180, 117535856), (192, 110189865), (215, 98402112), (240, 88151892), (258, 82001760), (288, 73459910), (320, 66113919), (344, 61501320), (360, 58767928), (387, 54667840), (430, 49201056), (480, 44075946), (516, 41000880), (576, 36729955), (645, 32800704), (688, 30750660), (720, 29383964), (774, 27333920), (860, 24600528), (960, 22037973), (1032, 20500440), (1290, 16400352), (1376, 15375330), (1440, 14691982), (1548, 13666960), (1720, 12300264), (1935, 10933568), (2064, 10250220), (2580, 8200176), (2752, 7687665), (2880, 7345991), (3096, 6833480), (3440, 6150132), (3870, 5466784), (4128, 5125110), (5160, 4100088), (6192, 3416740), (6880, 3075066), (7740, 2733392), (8256, 2562555), (10320, 2050044), (12384, 1708370), (13760, 1537533), (15480, 1366696), (20640, 1025022), (24768, 854185), (30960, 683348), (41280, 512511), (61920, 341674), (123840, 170837)]