20994568560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{379}}^2$

素因数の和:813

約数の個数: 360

約数和(自身を含む): 83578266720

約数和(自身を除く): 62583698160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 140, 144, 145, 168, 174, 180, 203, 210, 232, 240, 252, 261, 280, 290, 315, 336, 348, 360, 379, 406, 420, 435, 464, 504, 522, 560, 580, 609, 630, 696, 720, 758, 812, 840, 870, 1008, 1015, 1044, 1137, 1160, 1218, 1260, 1305, 1392, 1516, 1624, 1680, 1740, 1827, 1895, 2030, 2088, 2274, 2320, 2436, 2520, 2610, 2653, 3032, 3045, 3248, 3411, 3480, 3654, 3790, 4060, 4176, 4548, 4872, 5040, 5220, 5306, 5685, 6064, 6090, 6822, 6960, 7308, 7580, 7959, 8120, 9096, 9135, 9744, 10440, 10612, 10991, 11370, 12180, 13265, 13644, 14616, 15160, 15918, 16240, 17055, 18192, 18270, 20880, 21224, 21982, 22740, 23877, 24360, 26530, 27288, 29232, 30320, 31836, 32973, 34110, 36540, 39795, 42448, 43964, 45480, 47754, 48720, 53060, 54576, 54955, 63672, 65946, 68220, 73080, 76937, 79590, 87928, 90960, 95508, 98919, 106120, 109910, 119385, 127344, 131892, 136440, 143641, 146160, 153874, 159180, 164865, 175856, 191016, 197838, 212240, 219820, 230811, 238770, 263784, 272880, 287282, 307748, 318360, 329730, 382032, 384685, 395676, 430923, 439640, 461622, 477540, 494595, 527568, 574564, 615496, 636720, 659460, 692433, 718205, 769370, 791352, 861846, 879280, 923244, 955080, 989190, 1005487, 1149128, 1154055, 1230992, 1292769, 1318920, 1384866, 1436410, 1538740, 1582704, 1723692, 1846488, 1910160, 1978380, 2010974, 2154615, 2298256, 2308110, 2585538, 2637840, 2769732, 2872820, 3016461, 3077480, 3447384, 3462165, 3692976, 3956760, 4021948, 4165589, 4309230, 4616220, 5027435, 5171076, 5539464, 5745640, 6032922, 6154960, 6463845, 6894768, 6924330, 7913520, 8043896, 8331178, 8618460, 9049383, 9232440, 10054870, 10342152, 11078928, 11491280, 12065844, 12496767, 12927690, 13848660, 15082305, 16087792, 16662356, 17236920, 18098766, 18464880, 20109740, 20684304, 20827945, 24131688, 24993534, 25855380, 27697320, 29159123, 30164610, 33324712, 34473840, 36197532, 37490301, 40219480, 41655890, 45246915, 48263376, 49987068, 51710760, 55394640, 58318246, 60329220, 62483835, 66649424, 72395064, 74980602, 80438960, 83311780, 87477369, 90493830, 99974136, 103421520, 116636492, 120658440, 124967670, 144790128, 145795615, 149961204, 166623560, 174954738, 180987660, 187451505, 199948272, 233272984, 241316880, 249935340, 262432107, 291591230, 299922408, 333247120, 349909476, 361975320, 374903010, 437386845, 466545968, 499870680, 524864214, 583182460, 599844816, 699818952, 723950640, 749806020, 874773690, 999741360, 1049728428, 1166364920, 1312160535, 1399637904, 1499612040, 1749547380, 2099456856, 2332729840, 2624321070, 2999224080, 3499094760, 4198913712, 5248642140, 6998189520, 10497284280, 20994568560]

約数ペア:

[(1, 20994568560), (2, 10497284280), (3, 6998189520), (4, 5248642140), (5, 4198913712), (6, 3499094760), (7, 2999224080), (8, 2624321070), (9, 2332729840), (10, 2099456856), (12, 1749547380), (14, 1499612040), (15, 1399637904), (16, 1312160535), (18, 1166364920), (20, 1049728428), (21, 999741360), (24, 874773690), (28, 749806020), (29, 723950640), (30, 699818952), (35, 599844816), (36, 583182460), (40, 524864214), (42, 499870680), (45, 466545968), (48, 437386845), (56, 374903010), (58, 361975320), (60, 349909476), (63, 333247120), (70, 299922408), (72, 291591230), (80, 262432107), (84, 249935340), (87, 241316880), (90, 233272984), (105, 199948272), (112, 187451505), (116, 180987660), (120, 174954738), (126, 166623560), (140, 149961204), (144, 145795615), (145, 144790128), (168, 124967670), (174, 120658440), (180, 116636492), (203, 103421520), (210, 99974136), (232, 90493830), (240, 87477369), (252, 83311780), (261, 80438960), (280, 74980602), (290, 72395064), (315, 66649424), (336, 62483835), (348, 60329220), (360, 58318246), (379, 55394640), (406, 51710760), (420, 49987068), (435, 48263376), (464, 45246915), (504, 41655890), (522, 40219480), (560, 37490301), (580, 36197532), (609, 34473840), (630, 33324712), (696, 30164610), (720, 29159123), (758, 27697320), (812, 25855380), (840, 24993534), (870, 24131688), (1008, 20827945), (1015, 20684304), (1044, 20109740), (1137, 18464880), (1160, 18098766), (1218, 17236920), (1260, 16662356), (1305, 16087792), (1392, 15082305), (1516, 13848660), (1624, 12927690), (1680, 12496767), (1740, 12065844), (1827, 11491280), (1895, 11078928), (2030, 10342152), (2088, 10054870), (2274, 9232440), (2320, 9049383), (2436, 8618460), (2520, 8331178), (2610, 8043896), (2653, 7913520), (3032, 6924330), (3045, 6894768), (3248, 6463845), (3411, 6154960), (3480, 6032922), (3654, 5745640), (3790, 5539464), (4060, 5171076), (4176, 5027435), (4548, 4616220), (4872, 4309230), (5040, 4165589), (5220, 4021948), (5306, 3956760), (5685, 3692976), (6064, 3462165), (6090, 3447384), (6822, 3077480), (6960, 3016461), (7308, 2872820), (7580, 2769732), (7959, 2637840), (8120, 2585538), (9096, 2308110), (9135, 2298256), (9744, 2154615), (10440, 2010974), (10612, 1978380), (10991, 1910160), (11370, 1846488), (12180, 1723692), (13265, 1582704), (13644, 1538740), (14616, 1436410), (15160, 1384866), (15918, 1318920), (16240, 1292769), (17055, 1230992), (18192, 1154055), (18270, 1149128), (20880, 1005487), (21224, 989190), (21982, 955080), (22740, 923244), (23877, 879280), (24360, 861846), (26530, 791352), (27288, 769370), (29232, 718205), (30320, 692433), (31836, 659460), (32973, 636720), (34110, 615496), (36540, 574564), (39795, 527568), (42448, 494595), (43964, 477540), (45480, 461622), (47754, 439640), (48720, 430923), (53060, 395676), (54576, 384685), (54955, 382032), (63672, 329730), (65946, 318360), (68220, 307748), (73080, 287282), (76937, 272880), (79590, 263784), (87928, 238770), (90960, 230811), (95508, 219820), (98919, 212240), (106120, 197838), (109910, 191016), (119385, 175856), (127344, 164865), (131892, 159180), (136440, 153874), (143641, 146160)]