21188473920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{15107}}^1$

素因数の和:15617

約数の個数: 168

約数和(自身を含む): 73034005824

約数和(自身を除く): 51845531904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 487, 576, 720, 960, 974, 1440, 1461, 1948, 2435, 2880, 2922, 3896, 4383, 4870, 5844, 7305, 7792, 8766, 9740, 11688, 14610, 15107, 15584, 17532, 19480, 21915, 23376, 29220, 30214, 31168, 35064, 38960, 43830, 45321, 46752, 58440, 60428, 70128, 75535, 77920, 87660, 90642, 93504, 116880, 120856, 135963, 140256, 151070, 155840, 175320, 181284, 226605, 233760, 241712, 271926, 280512, 302140, 350640, 362568, 453210, 467520, 483424, 543852, 604280, 679815, 701280, 725136, 906420, 966848, 1087704, 1208560, 1359630, 1402560, 1450272, 1812840, 2175408, 2417120, 2719260, 2900544, 3625680, 4350816, 4834240, 5438520, 7251360, 7357109, 8701632, 10877040, 14502720, 14714218, 21754080, 22071327, 29428436, 36785545, 43508160, 44142654, 58856872, 66213981, 73571090, 88285308, 110356635, 117713744, 132427962, 147142180, 176570616, 220713270, 235427488, 264855924, 294284360, 331069905, 353141232, 441426540, 470854976, 529711848, 588568720, 662139810, 706282464, 882853080, 1059423696, 1177137440, 1324279620, 1412564928, 1765706160, 2118847392, 2354274880, 2648559240, 3531412320, 4237694784, 5297118480, 7062824640, 10594236960, 21188473920]

約数ペア:

[(1, 21188473920), (2, 10594236960), (3, 7062824640), (4, 5297118480), (5, 4237694784), (6, 3531412320), (8, 2648559240), (9, 2354274880), (10, 2118847392), (12, 1765706160), (15, 1412564928), (16, 1324279620), (18, 1177137440), (20, 1059423696), (24, 882853080), (30, 706282464), (32, 662139810), (36, 588568720), (40, 529711848), (45, 470854976), (48, 441426540), (60, 353141232), (64, 331069905), (72, 294284360), (80, 264855924), (90, 235427488), (96, 220713270), (120, 176570616), (144, 147142180), (160, 132427962), (180, 117713744), (192, 110356635), (240, 88285308), (288, 73571090), (320, 66213981), (360, 58856872), (480, 44142654), (487, 43508160), (576, 36785545), (720, 29428436), (960, 22071327), (974, 21754080), (1440, 14714218), (1461, 14502720), (1948, 10877040), (2435, 8701632), (2880, 7357109), (2922, 7251360), (3896, 5438520), (4383, 4834240), (4870, 4350816), (5844, 3625680), (7305, 2900544), (7792, 2719260), (8766, 2417120), (9740, 2175408), (11688, 1812840), (14610, 1450272), (15107, 1402560), (15584, 1359630), (17532, 1208560), (19480, 1087704), (21915, 966848), (23376, 906420), (29220, 725136), (30214, 701280), (31168, 679815), (35064, 604280), (38960, 543852), (43830, 483424), (45321, 467520), (46752, 453210), (58440, 362568), (60428, 350640), (70128, 302140), (75535, 280512), (77920, 271926), (87660, 241712), (90642, 233760), (93504, 226605), (116880, 181284), (120856, 175320), (135963, 155840), (140256, 151070)]