2787181920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{953}}^1$

素因数の和:1654

約数の個数: 192

約数和(自身を含む): 9779797440

約数和(自身を除く): 6992615520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 677, 720, 864, 953, 1080, 1354, 1440, 1906, 2031, 2160, 2708, 2859, 3385, 3812, 4062, 4320, 4765, 5416, 5718, 6093, 6770, 7624, 8124, 8577, 9530, 10155, 10832, 11436, 12186, 13540, 14295, 15248, 16248, 17154, 18279, 19060, 20310, 21664, 22872, 24372, 25731, 27080, 28590, 30465, 30496, 32496, 34308, 36558, 38120, 40620, 42885, 45744, 48744, 51462, 54160, 57180, 60930, 64992, 68616, 73116, 76240, 81240, 85770, 91395, 91488, 97488, 102924, 108320, 114360, 121860, 128655, 137232, 146232, 152480, 162480, 171540, 182790, 194976, 205848, 228720, 243720, 257310, 274464, 292464, 324960, 343080, 365580, 411696, 457440, 487440, 514620, 584928, 645181, 686160, 731160, 823392, 974880, 1029240, 1290362, 1372320, 1462320, 1935543, 2058480, 2580724, 2924640, 3225905, 3871086, 4116960, 5161448, 5806629, 6451810, 7742172, 9677715, 10322896, 11613258, 12903620, 15484344, 17419887, 19355430, 20645792, 23226516, 25807240, 29033145, 30968688, 34839774, 38710860, 46453032, 51614480, 58066290, 61937376, 69679548, 77421720, 87099435, 92906064, 103228960, 116132580, 139359096, 154843440, 174198870, 185812128, 232265160, 278718192, 309686880, 348397740, 464530320, 557436384, 696795480, 929060640, 1393590960, 2787181920]

約数ペア:

[(1, 2787181920), (2, 1393590960), (3, 929060640), (4, 696795480), (5, 557436384), (6, 464530320), (8, 348397740), (9, 309686880), (10, 278718192), (12, 232265160), (15, 185812128), (16, 174198870), (18, 154843440), (20, 139359096), (24, 116132580), (27, 103228960), (30, 92906064), (32, 87099435), (36, 77421720), (40, 69679548), (45, 61937376), (48, 58066290), (54, 51614480), (60, 46453032), (72, 38710860), (80, 34839774), (90, 30968688), (96, 29033145), (108, 25807240), (120, 23226516), (135, 20645792), (144, 19355430), (160, 17419887), (180, 15484344), (216, 12903620), (240, 11613258), (270, 10322896), (288, 9677715), (360, 7742172), (432, 6451810), (480, 5806629), (540, 5161448), (677, 4116960), (720, 3871086), (864, 3225905), (953, 2924640), (1080, 2580724), (1354, 2058480), (1440, 1935543), (1906, 1462320), (2031, 1372320), (2160, 1290362), (2708, 1029240), (2859, 974880), (3385, 823392), (3812, 731160), (4062, 686160), (4320, 645181), (4765, 584928), (5416, 514620), (5718, 487440), (6093, 457440), (6770, 411696), (7624, 365580), (8124, 343080), (8577, 324960), (9530, 292464), (10155, 274464), (10832, 257310), (11436, 243720), (12186, 228720), (13540, 205848), (14295, 194976), (15248, 182790), (16248, 171540), (17154, 162480), (18279, 152480), (19060, 146232), (20310, 137232), (21664, 128655), (22872, 121860), (24372, 114360), (25731, 108320), (27080, 102924), (28590, 97488), (30465, 91488), (30496, 91395), (32496, 85770), (34308, 81240), (36558, 76240), (38120, 73116), (40620, 68616), (42885, 64992), (45744, 60930), (48744, 57180), (51462, 54160)]