20597922720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{2939}}^1$

素因数の和:3148

約数の個数: 288

約数和(自身を含む): 73044840960

約数和(自身を除く): 52446918240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 157, 160, 180, 186, 240, 248, 279, 288, 310, 314, 360, 372, 465, 471, 480, 496, 558, 620, 628, 720, 744, 785, 930, 942, 992, 1116, 1240, 1256, 1395, 1413, 1440, 1488, 1570, 1860, 1884, 2232, 2355, 2480, 2512, 2790, 2826, 2939, 2976, 3140, 3720, 3768, 4464, 4710, 4867, 4960, 5024, 5580, 5652, 5878, 6280, 7065, 7440, 7536, 8817, 8928, 9420, 9734, 11160, 11304, 11756, 12560, 14130, 14601, 14695, 14880, 15072, 17634, 18840, 19468, 22320, 22608, 23512, 24335, 25120, 26451, 28260, 29202, 29390, 35268, 37680, 38936, 43803, 44085, 44640, 45216, 47024, 48670, 52902, 56520, 58404, 58780, 70536, 73005, 75360, 77872, 87606, 88170, 91109, 94048, 97340, 105804, 113040, 116808, 117560, 132255, 141072, 146010, 155744, 175212, 176340, 182218, 194680, 211608, 219015, 226080, 233616, 235120, 264510, 273327, 282144, 292020, 350424, 352680, 364436, 389360, 423216, 438030, 455545, 461423, 467232, 470240, 529020, 546654, 584040, 700848, 705360, 728872, 778720, 819981, 846432, 876060, 911090, 922846, 1058040, 1093308, 1168080, 1366635, 1384269, 1401696, 1410720, 1457744, 1639962, 1752120, 1822180, 1845692, 2116080, 2186616, 2307115, 2336160, 2733270, 2768538, 2915488, 3279924, 3504240, 3644360, 3691384, 4099905, 4152807, 4232160, 4373232, 4614230, 5466540, 5537076, 6559848, 6921345, 7008480, 7288720, 7382768, 8199810, 8305614, 8746464, 9228460, 10933080, 11074152, 13119696, 13842690, 14304113, 14577440, 14765536, 16399620, 16611228, 18456920, 20764035, 21866160, 22148304, 26239392, 27685380, 28608226, 32799240, 33222456, 36913840, 41528070, 42912339, 43732320, 44296608, 55370760, 57216452, 65598480, 66444912, 71520565, 73827680, 83056140, 85824678, 110741520, 114432904, 128737017, 131196960, 132889824, 143041130, 166112280, 171649356, 214561695, 221483040, 228865808, 257474034, 286082260, 332224560, 343298712, 429123390, 457731616, 514948068, 572164520, 643685085, 664449120, 686597424, 858246780, 1029896136, 1144329040, 1287370170, 1373194848, 1716493560, 2059792272, 2288658080, 2574740340, 3432987120, 4119584544, 5149480680, 6865974240, 10298961360, 20597922720]

約数ペア:

[(1, 20597922720), (2, 10298961360), (3, 6865974240), (4, 5149480680), (5, 4119584544), (6, 3432987120), (8, 2574740340), (9, 2288658080), (10, 2059792272), (12, 1716493560), (15, 1373194848), (16, 1287370170), (18, 1144329040), (20, 1029896136), (24, 858246780), (30, 686597424), (31, 664449120), (32, 643685085), (36, 572164520), (40, 514948068), (45, 457731616), (48, 429123390), (60, 343298712), (62, 332224560), (72, 286082260), (80, 257474034), (90, 228865808), (93, 221483040), (96, 214561695), (120, 171649356), (124, 166112280), (144, 143041130), (155, 132889824), (157, 131196960), (160, 128737017), (180, 114432904), (186, 110741520), (240, 85824678), (248, 83056140), (279, 73827680), (288, 71520565), (310, 66444912), (314, 65598480), (360, 57216452), (372, 55370760), (465, 44296608), (471, 43732320), (480, 42912339), (496, 41528070), (558, 36913840), (620, 33222456), (628, 32799240), (720, 28608226), (744, 27685380), (785, 26239392), (930, 22148304), (942, 21866160), (992, 20764035), (1116, 18456920), (1240, 16611228), (1256, 16399620), (1395, 14765536), (1413, 14577440), (1440, 14304113), (1488, 13842690), (1570, 13119696), (1860, 11074152), (1884, 10933080), (2232, 9228460), (2355, 8746464), (2480, 8305614), (2512, 8199810), (2790, 7382768), (2826, 7288720), (2939, 7008480), (2976, 6921345), (3140, 6559848), (3720, 5537076), (3768, 5466540), (4464, 4614230), (4710, 4373232), (4867, 4232160), (4960, 4152807), (5024, 4099905), (5580, 3691384), (5652, 3644360), (5878, 3504240), (6280, 3279924), (7065, 2915488), (7440, 2768538), (7536, 2733270), (8817, 2336160), (8928, 2307115), (9420, 2186616), (9734, 2116080), (11160, 1845692), (11304, 1822180), (11756, 1752120), (12560, 1639962), (14130, 1457744), (14601, 1410720), (14695, 1401696), (14880, 1384269), (15072, 1366635), (17634, 1168080), (18840, 1093308), (19468, 1058040), (22320, 922846), (22608, 911090), (23512, 876060), (24335, 846432), (25120, 819981), (26451, 778720), (28260, 728872), (29202, 705360), (29390, 700848), (35268, 584040), (37680, 546654), (38936, 529020), (43803, 470240), (44085, 467232), (44640, 461423), (45216, 455545), (47024, 438030), (48670, 423216), (52902, 389360), (56520, 364436), (58404, 352680), (58780, 350424), (70536, 292020), (73005, 282144), (75360, 273327), (77872, 264510), (87606, 235120), (88170, 233616), (91109, 226080), (94048, 219015), (97340, 211608), (105804, 194680), (113040, 182218), (116808, 176340), (117560, 175212), (132255, 155744), (141072, 146010)]