77960880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 200

約数和(自身を含む): 277093872

約数和(自身を除く): 199132992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 81, 90, 106, 108, 120, 135, 144, 159, 162, 180, 212, 216, 227, 240, 265, 270, 318, 324, 360, 405, 424, 432, 454, 477, 530, 540, 636, 648, 681, 720, 795, 810, 848, 908, 954, 1060, 1080, 1135, 1272, 1296, 1362, 1431, 1590, 1620, 1816, 1908, 2043, 2120, 2160, 2270, 2385, 2544, 2724, 2862, 3180, 3240, 3405, 3632, 3816, 4086, 4240, 4293, 4540, 4770, 5448, 5724, 6129, 6360, 6480, 6810, 7155, 7632, 8172, 8586, 9080, 9540, 10215, 10896, 11448, 12031, 12258, 12720, 13620, 14310, 16344, 17172, 18160, 18387, 19080, 20430, 21465, 22896, 24062, 24516, 27240, 28620, 30645, 32688, 34344, 36093, 36774, 38160, 40860, 42930, 48124, 49032, 54480, 57240, 60155, 61290, 68688, 72186, 73548, 81720, 85860, 91935, 96248, 98064, 108279, 114480, 120310, 122580, 144372, 147096, 163440, 171720, 180465, 183870, 192496, 216558, 240620, 245160, 288744, 294192, 324837, 343440, 360930, 367740, 433116, 481240, 490320, 541395, 577488, 649674, 721860, 735480, 866232, 962480, 974511, 1082790, 1299348, 1443720, 1470960, 1624185, 1732464, 1949022, 2165580, 2598696, 2887440, 3248370, 3898044, 4331160, 4872555, 5197392, 6496740, 7796088, 8662320, 9745110, 12993480, 15592176, 19490220, 25986960, 38980440, 77960880]

約数ペア:

[(1, 77960880), (2, 38980440), (3, 25986960), (4, 19490220), (5, 15592176), (6, 12993480), (8, 9745110), (9, 8662320), (10, 7796088), (12, 6496740), (15, 5197392), (16, 4872555), (18, 4331160), (20, 3898044), (24, 3248370), (27, 2887440), (30, 2598696), (36, 2165580), (40, 1949022), (45, 1732464), (48, 1624185), (53, 1470960), (54, 1443720), (60, 1299348), (72, 1082790), (80, 974511), (81, 962480), (90, 866232), (106, 735480), (108, 721860), (120, 649674), (135, 577488), (144, 541395), (159, 490320), (162, 481240), (180, 433116), (212, 367740), (216, 360930), (227, 343440), (240, 324837), (265, 294192), (270, 288744), (318, 245160), (324, 240620), (360, 216558), (405, 192496), (424, 183870), (432, 180465), (454, 171720), (477, 163440), (530, 147096), (540, 144372), (636, 122580), (648, 120310), (681, 114480), (720, 108279), (795, 98064), (810, 96248), (848, 91935), (908, 85860), (954, 81720), (1060, 73548), (1080, 72186), (1135, 68688), (1272, 61290), (1296, 60155), (1362, 57240), (1431, 54480), (1590, 49032), (1620, 48124), (1816, 42930), (1908, 40860), (2043, 38160), (2120, 36774), (2160, 36093), (2270, 34344), (2385, 32688), (2544, 30645), (2724, 28620), (2862, 27240), (3180, 24516), (3240, 24062), (3405, 22896), (3632, 21465), (3816, 20430), (4086, 19080), (4240, 18387), (4293, 18160), (4540, 17172), (4770, 16344), (5448, 14310), (5724, 13620), (6129, 12720), (6360, 12258), (6480, 12031), (6810, 11448), (7155, 10896), (7632, 10215), (8172, 9540), (8586, 9080)]