21061581120

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3851}}^1$

素因数の和:4091

約数の個数: 280

約数和(自身を含む): 75294366048

約数和(自身を除く): 54232784928

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 211, 216, 240, 270, 288, 320, 324, 360, 405, 422, 432, 480, 540, 576, 633, 648, 720, 810, 844, 864, 960, 1055, 1080, 1266, 1296, 1440, 1620, 1688, 1728, 1899, 2110, 2160, 2532, 2592, 2880, 3165, 3240, 3376, 3798, 3851, 4220, 4320, 5064, 5184, 5697, 6330, 6480, 6752, 7596, 7702, 8440, 8640, 9495, 10128, 11394, 11553, 12660, 12960, 13504, 15192, 15404, 16880, 17091, 18990, 19255, 20256, 22788, 23106, 25320, 25920, 28485, 30384, 30808, 33760, 34182, 34659, 37980, 38510, 40512, 45576, 46212, 50640, 56970, 57765, 60768, 61616, 67520, 68364, 69318, 75960, 77020, 85455, 91152, 92424, 101280, 103977, 113940, 115530, 121536, 123232, 136728, 138636, 151920, 154040, 170910, 173295, 182304, 184848, 202560, 207954, 227880, 231060, 246464, 273456, 277272, 303840, 308080, 311931, 341820, 346590, 364608, 369696, 415908, 455760, 462120, 519885, 546912, 554544, 607680, 616160, 623862, 683640, 693180, 739392, 812561, 831816, 911520, 924240, 1039770, 1093824, 1109088, 1232320, 1247724, 1367280, 1386360, 1559655, 1625122, 1663632, 1823040, 1848480, 2079540, 2218176, 2437683, 2495448, 2734560, 2772720, 3119310, 3250244, 3327264, 3696960, 4062805, 4159080, 4875366, 4990896, 5469120, 5545440, 6238620, 6500488, 6654528, 7313049, 8125610, 8318160, 9750732, 9981792, 11090880, 12188415, 12477240, 13000976, 14626098, 16251220, 16636320, 19501464, 19963584, 21939147, 24376830, 24954480, 26001952, 29252196, 32502440, 33272640, 36565245, 39002928, 43878294, 48753660, 49908960, 52003904, 58504392, 65004880, 65817441, 73130490, 78005856, 87756588, 97507320, 99817920, 109695735, 117008784, 130009760, 131634882, 146260980, 156011712, 175513176, 195014640, 219391470, 234017568, 260019520, 263269764, 292521960, 329087205, 351026352, 390029280, 438782940, 468035136, 526539528, 585043920, 658174410, 702052704, 780058560, 877565880, 1053079056, 1170087840, 1316348820, 1404105408, 1755131760, 2106158112, 2340175680, 2632697640, 3510263520, 4212316224, 5265395280, 7020527040, 10530790560, 21061581120]

約数ペア:

[(1, 21061581120), (2, 10530790560), (3, 7020527040), (4, 5265395280), (5, 4212316224), (6, 3510263520), (8, 2632697640), (9, 2340175680), (10, 2106158112), (12, 1755131760), (15, 1404105408), (16, 1316348820), (18, 1170087840), (20, 1053079056), (24, 877565880), (27, 780058560), (30, 702052704), (32, 658174410), (36, 585043920), (40, 526539528), (45, 468035136), (48, 438782940), (54, 390029280), (60, 351026352), (64, 329087205), (72, 292521960), (80, 263269764), (81, 260019520), (90, 234017568), (96, 219391470), (108, 195014640), (120, 175513176), (135, 156011712), (144, 146260980), (160, 131634882), (162, 130009760), (180, 117008784), (192, 109695735), (211, 99817920), (216, 97507320), (240, 87756588), (270, 78005856), (288, 73130490), (320, 65817441), (324, 65004880), (360, 58504392), (405, 52003904), (422, 49908960), (432, 48753660), (480, 43878294), (540, 39002928), (576, 36565245), (633, 33272640), (648, 32502440), (720, 29252196), (810, 26001952), (844, 24954480), (864, 24376830), (960, 21939147), (1055, 19963584), (1080, 19501464), (1266, 16636320), (1296, 16251220), (1440, 14626098), (1620, 13000976), (1688, 12477240), (1728, 12188415), (1899, 11090880), (2110, 9981792), (2160, 9750732), (2532, 8318160), (2592, 8125610), (2880, 7313049), (3165, 6654528), (3240, 6500488), (3376, 6238620), (3798, 5545440), (3851, 5469120), (4220, 4990896), (4320, 4875366), (5064, 4159080), (5184, 4062805), (5697, 3696960), (6330, 3327264), (6480, 3250244), (6752, 3119310), (7596, 2772720), (7702, 2734560), (8440, 2495448), (8640, 2437683), (9495, 2218176), (10128, 2079540), (11394, 1848480), (11553, 1823040), (12660, 1663632), (12960, 1625122), (13504, 1559655), (15192, 1386360), (15404, 1367280), (16880, 1247724), (17091, 1232320), (18990, 1109088), (19255, 1093824), (20256, 1039770), (22788, 924240), (23106, 911520), (25320, 831816), (25920, 812561), (28485, 739392), (30384, 693180), (30808, 683640), (33760, 623862), (34182, 616160), (34659, 607680), (37980, 554544), (38510, 546912), (40512, 519885), (45576, 462120), (46212, 455760), (50640, 415908), (56970, 369696), (57765, 364608), (60768, 346590), (61616, 341820), (67520, 311931), (68364, 308080), (69318, 303840), (75960, 277272), (77020, 273456), (85455, 246464), (91152, 231060), (92424, 227880), (101280, 207954), (103977, 202560), (113940, 184848), (115530, 182304), (121536, 173295), (123232, 170910), (136728, 154040), (138636, 151920)]