21905033760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{43093}}^1$

素因数の和:43467

約数の個数: 144

約数和(自身を含む): 74964426264

約数和(自身を除く): 53059392504

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 353, 360, 480, 706, 720, 1059, 1412, 1440, 1765, 2118, 2824, 3177, 3530, 4236, 5295, 5648, 6354, 7060, 8472, 10590, 11296, 12708, 14120, 15885, 16944, 21180, 25416, 28240, 31770, 33888, 42360, 43093, 50832, 56480, 63540, 84720, 86186, 101664, 127080, 129279, 169440, 172372, 215465, 254160, 258558, 344744, 387837, 430930, 508320, 517116, 646395, 689488, 775674, 861860, 1034232, 1292790, 1378976, 1551348, 1723720, 1939185, 2068464, 2585580, 3102696, 3447440, 3878370, 4136928, 5171160, 6205392, 6894880, 7756740, 10342320, 12410784, 15211829, 15513480, 20684640, 30423658, 31026960, 45635487, 60847316, 62053920, 76059145, 91270974, 121694632, 136906461, 152118290, 182541948, 228177435, 243389264, 273812922, 304236580, 365083896, 456354870, 486778528, 547625844, 608473160, 684532305, 730167792, 912709740, 1095251688, 1216946320, 1369064610, 1460335584, 1825419480, 2190503376, 2433892640, 2738129220, 3650838960, 4381006752, 5476258440, 7301677920, 10952516880, 21905033760]

約数ペア:

[(1, 21905033760), (2, 10952516880), (3, 7301677920), (4, 5476258440), (5, 4381006752), (6, 3650838960), (8, 2738129220), (9, 2433892640), (10, 2190503376), (12, 1825419480), (15, 1460335584), (16, 1369064610), (18, 1216946320), (20, 1095251688), (24, 912709740), (30, 730167792), (32, 684532305), (36, 608473160), (40, 547625844), (45, 486778528), (48, 456354870), (60, 365083896), (72, 304236580), (80, 273812922), (90, 243389264), (96, 228177435), (120, 182541948), (144, 152118290), (160, 136906461), (180, 121694632), (240, 91270974), (288, 76059145), (353, 62053920), (360, 60847316), (480, 45635487), (706, 31026960), (720, 30423658), (1059, 20684640), (1412, 15513480), (1440, 15211829), (1765, 12410784), (2118, 10342320), (2824, 7756740), (3177, 6894880), (3530, 6205392), (4236, 5171160), (5295, 4136928), (5648, 3878370), (6354, 3447440), (7060, 3102696), (8472, 2585580), (10590, 2068464), (11296, 1939185), (12708, 1723720), (14120, 1551348), (15885, 1378976), (16944, 1292790), (21180, 1034232), (25416, 861860), (28240, 775674), (31770, 689488), (33888, 646395), (42360, 517116), (43093, 508320), (50832, 430930), (56480, 387837), (63540, 344744), (84720, 258558), (86186, 254160), (101664, 215465), (127080, 172372), (129279, 169440)]