61780320

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{227}}^1$

素因数の和:264

約数の個数: 288

約数和(自身を含む): 250967808

約数和(自身を除く): 189187488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 227, 240, 243, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 454, 480, 486, 504, 540, 560, 567, 630, 648, 672, 681, 720, 756, 810, 840, 864, 908, 945, 972, 1008, 1080, 1120, 1134, 1135, 1215, 1260, 1296, 1362, 1440, 1512, 1589, 1620, 1680, 1701, 1816, 1890, 1944, 2016, 2043, 2160, 2268, 2270, 2430, 2520, 2592, 2724, 2835, 3024, 3178, 3240, 3360, 3402, 3405, 3632, 3780, 3888, 4086, 4320, 4536, 4540, 4767, 4860, 5040, 5448, 5670, 6048, 6129, 6356, 6480, 6804, 6810, 7264, 7560, 7776, 7945, 8172, 8505, 9072, 9080, 9534, 9720, 10080, 10215, 10896, 11340, 12258, 12712, 12960, 13608, 13620, 14301, 15120, 15890, 16344, 17010, 18144, 18160, 18387, 19068, 19440, 20430, 21792, 22680, 23835, 24516, 25424, 27216, 27240, 28602, 30240, 30645, 31780, 32688, 34020, 36320, 36774, 38136, 38880, 40860, 42903, 45360, 47670, 49032, 50848, 54432, 54480, 55161, 57204, 61290, 63560, 65376, 68040, 71505, 73548, 76272, 81720, 85806, 90720, 91935, 95340, 98064, 108960, 110322, 114408, 122580, 127120, 128709, 136080, 143010, 147096, 152544, 163440, 171612, 183870, 190680, 196128, 214515, 220644, 228816, 245160, 254240, 257418, 272160, 275805, 286020, 294192, 326880, 343224, 367740, 381360, 386127, 429030, 441288, 457632, 490320, 514836, 551610, 572040, 588384, 643545, 686448, 735480, 762720, 772254, 858060, 882576, 980640, 1029672, 1103220, 1144080, 1287090, 1372896, 1470960, 1544508, 1716120, 1765152, 1930635, 2059344, 2206440, 2288160, 2574180, 2941920, 3089016, 3432240, 3861270, 4118688, 4412880, 5148360, 6178032, 6864480, 7722540, 8825760, 10296720, 12356064, 15445080, 20593440, 30890160, 61780320]

約数ペア:

[(1, 61780320), (2, 30890160), (3, 20593440), (4, 15445080), (5, 12356064), (6, 10296720), (7, 8825760), (8, 7722540), (9, 6864480), (10, 6178032), (12, 5148360), (14, 4412880), (15, 4118688), (16, 3861270), (18, 3432240), (20, 3089016), (21, 2941920), (24, 2574180), (27, 2288160), (28, 2206440), (30, 2059344), (32, 1930635), (35, 1765152), (36, 1716120), (40, 1544508), (42, 1470960), (45, 1372896), (48, 1287090), (54, 1144080), (56, 1103220), (60, 1029672), (63, 980640), (70, 882576), (72, 858060), (80, 772254), (81, 762720), (84, 735480), (90, 686448), (96, 643545), (105, 588384), (108, 572040), (112, 551610), (120, 514836), (126, 490320), (135, 457632), (140, 441288), (144, 429030), (160, 386127), (162, 381360), (168, 367740), (180, 343224), (189, 326880), (210, 294192), (216, 286020), (224, 275805), (227, 272160), (240, 257418), (243, 254240), (252, 245160), (270, 228816), (280, 220644), (288, 214515), (315, 196128), (324, 190680), (336, 183870), (360, 171612), (378, 163440), (405, 152544), (420, 147096), (432, 143010), (454, 136080), (480, 128709), (486, 127120), (504, 122580), (540, 114408), (560, 110322), (567, 108960), (630, 98064), (648, 95340), (672, 91935), (681, 90720), (720, 85806), (756, 81720), (810, 76272), (840, 73548), (864, 71505), (908, 68040), (945, 65376), (972, 63560), (1008, 61290), (1080, 57204), (1120, 55161), (1134, 54480), (1135, 54432), (1215, 50848), (1260, 49032), (1296, 47670), (1362, 45360), (1440, 42903), (1512, 40860), (1589, 38880), (1620, 38136), (1680, 36774), (1701, 36320), (1816, 34020), (1890, 32688), (1944, 31780), (2016, 30645), (2043, 30240), (2160, 28602), (2268, 27240), (2270, 27216), (2430, 25424), (2520, 24516), (2592, 23835), (2724, 22680), (2835, 21792), (3024, 20430), (3178, 19440), (3240, 19068), (3360, 18387), (3402, 18160), (3405, 18144), (3632, 17010), (3780, 16344), (3888, 15890), (4086, 15120), (4320, 14301), (4536, 13620), (4540, 13608), (4767, 12960), (4860, 12712), (5040, 12258), (5448, 11340), (5670, 10896), (6048, 10215), (6129, 10080), (6356, 9720), (6480, 9534), (6804, 9080), (6810, 9072), (7264, 8505), (7560, 8172), (7776, 7945)]