18712697760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49789}}^1$

素因数の和:49845

約数の個数: 240

約数和(自身を含む): 68318850600

約数和(自身を除く): 49606152840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 216, 232, 240, 261, 270, 288, 290, 324, 348, 360, 405, 432, 435, 464, 480, 522, 540, 580, 648, 696, 720, 783, 810, 864, 870, 928, 1044, 1080, 1160, 1296, 1305, 1392, 1440, 1566, 1620, 1740, 2088, 2160, 2320, 2349, 2592, 2610, 2784, 3132, 3240, 3480, 3915, 4176, 4320, 4640, 4698, 5220, 6264, 6480, 6960, 7830, 8352, 9396, 10440, 11745, 12528, 12960, 13920, 15660, 18792, 20880, 23490, 25056, 31320, 37584, 41760, 46980, 49789, 62640, 75168, 93960, 99578, 125280, 149367, 187920, 199156, 248945, 298734, 375840, 398312, 448101, 497890, 597468, 746835, 796624, 896202, 995780, 1194936, 1344303, 1443881, 1493670, 1593248, 1792404, 1991560, 2240505, 2389872, 2688606, 2887762, 2987340, 3584808, 3983120, 4032909, 4331643, 4481010, 4779744, 5377212, 5775524, 5974680, 6721515, 7169616, 7219405, 7966240, 8065818, 8663286, 8962020, 10754424, 11551048, 11949360, 12994929, 13443030, 14339232, 14438810, 16131636, 17326572, 17924040, 20164545, 21508848, 21658215, 23102096, 23898720, 25989858, 26886060, 28877620, 32263272, 34653144, 35848080, 38984787, 40329090, 43017696, 43316430, 46204192, 51979716, 53772120, 57755240, 64526544, 64974645, 69306288, 71696160, 77969574, 80658180, 86632860, 103959432, 107544240, 115510480, 116954361, 129053088, 129949290, 138612576, 155939148, 161316360, 173265720, 194923935, 207918864, 215088480, 231020960, 233908722, 259898580, 311878296, 322632720, 346531440, 389847870, 415837728, 467817444, 519797160, 584771805, 623756592, 645265440, 693062880, 779695740, 935634888, 1039594320, 1169543610, 1247513184, 1559391480, 1871269776, 2079188640, 2339087220, 3118782960, 3742539552, 4678174440, 6237565920, 9356348880, 18712697760]

約数ペア:

[(1, 18712697760), (2, 9356348880), (3, 6237565920), (4, 4678174440), (5, 3742539552), (6, 3118782960), (8, 2339087220), (9, 2079188640), (10, 1871269776), (12, 1559391480), (15, 1247513184), (16, 1169543610), (18, 1039594320), (20, 935634888), (24, 779695740), (27, 693062880), (29, 645265440), (30, 623756592), (32, 584771805), (36, 519797160), (40, 467817444), (45, 415837728), (48, 389847870), (54, 346531440), (58, 322632720), (60, 311878296), (72, 259898580), (80, 233908722), (81, 231020960), (87, 215088480), (90, 207918864), (96, 194923935), (108, 173265720), (116, 161316360), (120, 155939148), (135, 138612576), (144, 129949290), (145, 129053088), (160, 116954361), (162, 115510480), (174, 107544240), (180, 103959432), (216, 86632860), (232, 80658180), (240, 77969574), (261, 71696160), (270, 69306288), (288, 64974645), (290, 64526544), (324, 57755240), (348, 53772120), (360, 51979716), (405, 46204192), (432, 43316430), (435, 43017696), (464, 40329090), (480, 38984787), (522, 35848080), (540, 34653144), (580, 32263272), (648, 28877620), (696, 26886060), (720, 25989858), (783, 23898720), (810, 23102096), (864, 21658215), (870, 21508848), (928, 20164545), (1044, 17924040), (1080, 17326572), (1160, 16131636), (1296, 14438810), (1305, 14339232), (1392, 13443030), (1440, 12994929), (1566, 11949360), (1620, 11551048), (1740, 10754424), (2088, 8962020), (2160, 8663286), (2320, 8065818), (2349, 7966240), (2592, 7219405), (2610, 7169616), (2784, 6721515), (3132, 5974680), (3240, 5775524), (3480, 5377212), (3915, 4779744), (4176, 4481010), (4320, 4331643), (4640, 4032909), (4698, 3983120), (5220, 3584808), (6264, 2987340), (6480, 2887762), (6960, 2688606), (7830, 2389872), (8352, 2240505), (9396, 1991560), (10440, 1792404), (11745, 1593248), (12528, 1493670), (12960, 1443881), (13920, 1344303), (15660, 1194936), (18792, 995780), (20880, 896202), (23490, 796624), (25056, 746835), (31320, 597468), (37584, 497890), (41760, 448101), (46980, 398312), (49789, 375840), (62640, 298734), (75168, 248945), (93960, 199156), (99578, 187920), (125280, 149367)]