204210720

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2251}}^1$

素因数の和:2285

約数の個数: 240

約数和(自身を含む): 824015808

約数和(自身を除く): 619805088

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, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2251, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4502, 4536, 5040, 5670, 6048, 6480, 6753, 7560, 9004, 9072, 10080, 11255, 11340, 12960, 13506, 15120, 15757, 18008, 18144, 20259, 22510, 22680, 27012, 30240, 31514, 33765, 36016, 40518, 45020, 45360, 47271, 54024, 60777, 63028, 67530, 72032, 78785, 81036, 90040, 90720, 94542, 101295, 108048, 121554, 126056, 135060, 141813, 157570, 162072, 180080, 182331, 189084, 202590, 216096, 236355, 243108, 252112, 270120, 283626, 303885, 315140, 324144, 360160, 364662, 378168, 405180, 425439, 472710, 486216, 504224, 540240, 567252, 607770, 630280, 648288, 709065, 729324, 756336, 810360, 850878, 911655, 945420, 972432, 1080480, 1134504, 1215540, 1260560, 1276317, 1418130, 1458648, 1512672, 1620720, 1701756, 1823310, 1890840, 1944864, 2127195, 2269008, 2431080, 2521120, 2552634, 2836260, 2917296, 3241440, 3403512, 3646620, 3781680, 4254390, 4538016, 4862160, 5105268, 5672520, 5834592, 6381585, 6807024, 7293240, 7563360, 8508780, 9724320, 10210536, 11345040, 12763170, 13614048, 14586480, 17017560, 20421072, 22690080, 25526340, 29172960, 34035120, 40842144, 51052680, 68070240, 102105360, 204210720]

約数ペア:

[(1, 204210720), (2, 102105360), (3, 68070240), (4, 51052680), (5, 40842144), (6, 34035120), (7, 29172960), (8, 25526340), (9, 22690080), (10, 20421072), (12, 17017560), (14, 14586480), (15, 13614048), (16, 12763170), (18, 11345040), (20, 10210536), (21, 9724320), (24, 8508780), (27, 7563360), (28, 7293240), (30, 6807024), (32, 6381585), (35, 5834592), (36, 5672520), (40, 5105268), (42, 4862160), (45, 4538016), (48, 4254390), (54, 3781680), (56, 3646620), (60, 3403512), (63, 3241440), (70, 2917296), (72, 2836260), (80, 2552634), (81, 2521120), (84, 2431080), (90, 2269008), (96, 2127195), (105, 1944864), (108, 1890840), (112, 1823310), (120, 1701756), (126, 1620720), (135, 1512672), (140, 1458648), (144, 1418130), (160, 1276317), (162, 1260560), (168, 1215540), (180, 1134504), (189, 1080480), (210, 972432), (216, 945420), (224, 911655), (240, 850878), (252, 810360), (270, 756336), (280, 729324), (288, 709065), (315, 648288), (324, 630280), (336, 607770), (360, 567252), (378, 540240), (405, 504224), (420, 486216), (432, 472710), (480, 425439), (504, 405180), (540, 378168), (560, 364662), (567, 360160), (630, 324144), (648, 315140), (672, 303885), (720, 283626), (756, 270120), (810, 252112), (840, 243108), (864, 236355), (945, 216096), (1008, 202590), (1080, 189084), (1120, 182331), (1134, 180080), (1260, 162072), (1296, 157570), (1440, 141813), (1512, 135060), (1620, 126056), (1680, 121554), (1890, 108048), (2016, 101295), (2160, 94542), (2251, 90720), (2268, 90040), (2520, 81036), (2592, 78785), (2835, 72032), (3024, 67530), (3240, 63028), (3360, 60777), (3780, 54024), (4320, 47271), (4502, 45360), (4536, 45020), (5040, 40518), (5670, 36016), (6048, 33765), (6480, 31514), (6753, 30240), (7560, 27012), (9004, 22680), (9072, 22510), (10080, 20259), (11255, 18144), (11340, 18008), (12960, 15757), (13506, 15120)]