21651987840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{5147}}^1$

素因数の和:5489

約数の個数: 256

約数和(自身を含む): 79142469120

約数和(自身を除く): 57490481280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 313, 320, 336, 384, 420, 448, 480, 560, 626, 640, 672, 840, 896, 939, 960, 1120, 1252, 1344, 1565, 1680, 1878, 1920, 2191, 2240, 2504, 2688, 3130, 3360, 3756, 4382, 4480, 4695, 5008, 5147, 6260, 6573, 6720, 7512, 8764, 9390, 10016, 10294, 10955, 12520, 13146, 13440, 15024, 15441, 17528, 18780, 20032, 20588, 21910, 25040, 25735, 26292, 30048, 30882, 32865, 35056, 36029, 37560, 40064, 41176, 43820, 50080, 51470, 52584, 60096, 61764, 65730, 70112, 72058, 75120, 77205, 82352, 87640, 100160, 102940, 105168, 108087, 120192, 123528, 131460, 140224, 144116, 150240, 154410, 164704, 175280, 180145, 200320, 205880, 210336, 216174, 247056, 262920, 280448, 288232, 300480, 308820, 329408, 350560, 360290, 411760, 420672, 432348, 494112, 525840, 540435, 576464, 600960, 617640, 658816, 701120, 720580, 823520, 841344, 864696, 988224, 1051680, 1080870, 1152928, 1235280, 1402240, 1441160, 1611011, 1647040, 1729392, 1976448, 2103360, 2161740, 2305856, 2470560, 2882320, 3222022, 3294080, 3458784, 4206720, 4323480, 4611712, 4833033, 4941120, 5764640, 6444044, 6917568, 8055055, 8646960, 9666066, 9882240, 11277077, 11529280, 12888088, 13835136, 16110110, 17293920, 19332132, 22554154, 23058560, 24165165, 25776176, 32220220, 33831231, 34587840, 38664264, 45108308, 48330330, 51552352, 56385385, 64440440, 67662462, 69175680, 77328528, 90216616, 96660660, 103104704, 112770770, 128880880, 135324924, 154657056, 169156155, 180433232, 193321320, 206209408, 225541540, 257761760, 270649848, 309314112, 338312310, 360866464, 386642640, 451083080, 515523520, 541299696, 618628224, 676624620, 721732928, 773285280, 902166160, 1031047040, 1082599392, 1353249240, 1443465856, 1546570560, 1804332320, 2165198784, 2706498480, 3093141120, 3608664640, 4330397568, 5412996960, 7217329280, 10825993920, 21651987840]

約数ペア:

[(1, 21651987840), (2, 10825993920), (3, 7217329280), (4, 5412996960), (5, 4330397568), (6, 3608664640), (7, 3093141120), (8, 2706498480), (10, 2165198784), (12, 1804332320), (14, 1546570560), (15, 1443465856), (16, 1353249240), (20, 1082599392), (21, 1031047040), (24, 902166160), (28, 773285280), (30, 721732928), (32, 676624620), (35, 618628224), (40, 541299696), (42, 515523520), (48, 451083080), (56, 386642640), (60, 360866464), (64, 338312310), (70, 309314112), (80, 270649848), (84, 257761760), (96, 225541540), (105, 206209408), (112, 193321320), (120, 180433232), (128, 169156155), (140, 154657056), (160, 135324924), (168, 128880880), (192, 112770770), (210, 103104704), (224, 96660660), (240, 90216616), (280, 77328528), (313, 69175680), (320, 67662462), (336, 64440440), (384, 56385385), (420, 51552352), (448, 48330330), (480, 45108308), (560, 38664264), (626, 34587840), (640, 33831231), (672, 32220220), (840, 25776176), (896, 24165165), (939, 23058560), (960, 22554154), (1120, 19332132), (1252, 17293920), (1344, 16110110), (1565, 13835136), (1680, 12888088), (1878, 11529280), (1920, 11277077), (2191, 9882240), (2240, 9666066), (2504, 8646960), (2688, 8055055), (3130, 6917568), (3360, 6444044), (3756, 5764640), (4382, 4941120), (4480, 4833033), (4695, 4611712), (5008, 4323480), (5147, 4206720), (6260, 3458784), (6573, 3294080), (6720, 3222022), (7512, 2882320), (8764, 2470560), (9390, 2305856), (10016, 2161740), (10294, 2103360), (10955, 1976448), (12520, 1729392), (13146, 1647040), (13440, 1611011), (15024, 1441160), (15441, 1402240), (17528, 1235280), (18780, 1152928), (20032, 1080870), (20588, 1051680), (21910, 988224), (25040, 864696), (25735, 841344), (26292, 823520), (30048, 720580), (30882, 701120), (32865, 658816), (35056, 617640), (36029, 600960), (37560, 576464), (40064, 540435), (41176, 525840), (43820, 494112), (50080, 432348), (51470, 420672), (52584, 411760), (60096, 360290), (61764, 350560), (65730, 329408), (70112, 308820), (72058, 300480), (75120, 288232), (77205, 280448), (82352, 262920), (87640, 247056), (100160, 216174), (102940, 210336), (105168, 205880), (108087, 200320), (120192, 180145), (123528, 175280), (131460, 164704), (140224, 154410), (144116, 150240)]