21286445760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{12899}}^1$

素因数の和:13116

約数の個数: 224

約数和(自身を含む): 75492864000

約数和(自身を除く): 54206418240

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, 90, 96, 108, 120, 135, 144, 160, 180, 191, 192, 216, 240, 270, 288, 320, 360, 382, 432, 480, 540, 573, 576, 720, 764, 864, 955, 960, 1080, 1146, 1440, 1528, 1719, 1728, 1910, 2160, 2292, 2865, 2880, 3056, 3438, 3820, 4320, 4584, 5157, 5730, 6112, 6876, 7640, 8595, 8640, 9168, 10314, 11460, 12224, 12899, 13752, 15280, 17190, 18336, 20628, 22920, 25785, 25798, 27504, 30560, 34380, 36672, 38697, 41256, 45840, 51570, 51596, 55008, 61120, 64495, 68760, 77394, 82512, 91680, 103140, 103192, 110016, 116091, 128990, 137520, 154788, 165024, 183360, 193485, 206280, 206384, 232182, 257980, 275040, 309576, 330048, 348273, 386970, 412560, 412768, 464364, 515960, 550080, 580455, 619152, 696546, 773940, 825120, 825536, 928728, 1031920, 1160910, 1238304, 1393092, 1547880, 1650240, 1741365, 1857456, 2063840, 2321820, 2463709, 2476608, 2786184, 3095760, 3482730, 3714912, 4127680, 4643640, 4927418, 5572368, 6191520, 6965460, 7391127, 7429824, 9287280, 9854836, 11144736, 12318545, 12383040, 13930920, 14782254, 18574560, 19709672, 22173381, 22289472, 24637090, 27861840, 29564508, 36955635, 37149120, 39419344, 44346762, 49274180, 55723680, 59129016, 66520143, 73911270, 78838688, 88693524, 98548360, 110866905, 111447360, 118258032, 133040286, 147822540, 157677376, 177387048, 197096720, 221733810, 236516064, 266080572, 295645080, 332600715, 354774096, 394193440, 443467620, 473032128, 532161144, 591290160, 665201430, 709548192, 788386880, 886935240, 1064322288, 1182580320, 1330402860, 1419096384, 1773870480, 2128644576, 2365160640, 2660805720, 3547740960, 4257289152, 5321611440, 7095481920, 10643222880, 21286445760]

約数ペア:

[(1, 21286445760), (2, 10643222880), (3, 7095481920), (4, 5321611440), (5, 4257289152), (6, 3547740960), (8, 2660805720), (9, 2365160640), (10, 2128644576), (12, 1773870480), (15, 1419096384), (16, 1330402860), (18, 1182580320), (20, 1064322288), (24, 886935240), (27, 788386880), (30, 709548192), (32, 665201430), (36, 591290160), (40, 532161144), (45, 473032128), (48, 443467620), (54, 394193440), (60, 354774096), (64, 332600715), (72, 295645080), (80, 266080572), (90, 236516064), (96, 221733810), (108, 197096720), (120, 177387048), (135, 157677376), (144, 147822540), (160, 133040286), (180, 118258032), (191, 111447360), (192, 110866905), (216, 98548360), (240, 88693524), (270, 78838688), (288, 73911270), (320, 66520143), (360, 59129016), (382, 55723680), (432, 49274180), (480, 44346762), (540, 39419344), (573, 37149120), (576, 36955635), (720, 29564508), (764, 27861840), (864, 24637090), (955, 22289472), (960, 22173381), (1080, 19709672), (1146, 18574560), (1440, 14782254), (1528, 13930920), (1719, 12383040), (1728, 12318545), (1910, 11144736), (2160, 9854836), (2292, 9287280), (2865, 7429824), (2880, 7391127), (3056, 6965460), (3438, 6191520), (3820, 5572368), (4320, 4927418), (4584, 4643640), (5157, 4127680), (5730, 3714912), (6112, 3482730), (6876, 3095760), (7640, 2786184), (8595, 2476608), (8640, 2463709), (9168, 2321820), (10314, 2063840), (11460, 1857456), (12224, 1741365), (12899, 1650240), (13752, 1547880), (15280, 1393092), (17190, 1238304), (18336, 1160910), (20628, 1031920), (22920, 928728), (25785, 825536), (25798, 825120), (27504, 773940), (30560, 696546), (34380, 619152), (36672, 580455), (38697, 550080), (41256, 515960), (45840, 464364), (51570, 412768), (51596, 412560), (55008, 386970), (61120, 348273), (64495, 330048), (68760, 309576), (77394, 275040), (82512, 257980), (91680, 232182), (103140, 206384), (103192, 206280), (110016, 193485), (116091, 183360), (128990, 165024), (137520, 154788)]