20889145440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{11633}}^1$

素因数の和:11726

約数の個数: 288

約数和(自身を含む): 75463708320

約数和(自身を除く): 54574562880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 43, 45, 48, 58, 60, 72, 80, 86, 87, 90, 96, 116, 120, 129, 144, 145, 160, 172, 174, 180, 215, 232, 240, 258, 261, 288, 290, 344, 348, 360, 387, 430, 435, 464, 480, 516, 522, 580, 645, 688, 696, 720, 774, 860, 870, 928, 1032, 1044, 1160, 1247, 1290, 1305, 1376, 1392, 1440, 1548, 1720, 1740, 1935, 2064, 2088, 2320, 2494, 2580, 2610, 2784, 3096, 3440, 3480, 3741, 3870, 4128, 4176, 4640, 4988, 5160, 5220, 6192, 6235, 6880, 6960, 7482, 7740, 8352, 9976, 10320, 10440, 11223, 11633, 12384, 12470, 13920, 14964, 15480, 18705, 19952, 20640, 20880, 22446, 23266, 24940, 29928, 30960, 34899, 37410, 39904, 41760, 44892, 46532, 49880, 56115, 58165, 59856, 61920, 69798, 74820, 89784, 93064, 99760, 104697, 112230, 116330, 119712, 139596, 149640, 174495, 179568, 186128, 199520, 209394, 224460, 232660, 279192, 299280, 337357, 348990, 359136, 372256, 418788, 448920, 465320, 500219, 523485, 558384, 598560, 674714, 697980, 837576, 897840, 930640, 1000438, 1012071, 1046970, 1116768, 1349428, 1395960, 1500657, 1675152, 1686785, 1795680, 1861280, 2000876, 2024142, 2093940, 2501095, 2698856, 2791920, 3001314, 3036213, 3350304, 3373570, 4001752, 4048284, 4187880, 4501971, 5002190, 5060355, 5397712, 5583840, 6002628, 6072426, 6747140, 7503285, 8003504, 8096568, 8375760, 9003942, 10004380, 10120710, 10795424, 12005256, 12144852, 13494280, 14506351, 15006570, 15181065, 16007008, 16193136, 16751520, 18007884, 20008760, 20241420, 22509855, 24010512, 24289704, 26988560, 29012702, 30013140, 30362130, 32386272, 36015768, 40017520, 40482840, 43519053, 45019710, 48021024, 48579408, 53977120, 58025404, 60026280, 60724260, 72031536, 72531755, 80035040, 80965680, 87038106, 90039420, 97158816, 116050808, 120052560, 121448520, 130557159, 144063072, 145063510, 161931360, 174076212, 180078840, 217595265, 232101616, 240105120, 242897040, 261114318, 290127020, 348152424, 360157680, 435190530, 464203232, 485794080, 522228636, 580254040, 652785795, 696304848, 720315360, 870381060, 1044457272, 1160508080, 1305571590, 1392609696, 1740762120, 2088914544, 2321016160, 2611143180, 3481524240, 4177829088, 5222286360, 6963048480, 10444572720, 20889145440]

約数ペア:

[(1, 20889145440), (2, 10444572720), (3, 6963048480), (4, 5222286360), (5, 4177829088), (6, 3481524240), (8, 2611143180), (9, 2321016160), (10, 2088914544), (12, 1740762120), (15, 1392609696), (16, 1305571590), (18, 1160508080), (20, 1044457272), (24, 870381060), (29, 720315360), (30, 696304848), (32, 652785795), (36, 580254040), (40, 522228636), (43, 485794080), (45, 464203232), (48, 435190530), (58, 360157680), (60, 348152424), (72, 290127020), (80, 261114318), (86, 242897040), (87, 240105120), (90, 232101616), (96, 217595265), (116, 180078840), (120, 174076212), (129, 161931360), (144, 145063510), (145, 144063072), (160, 130557159), (172, 121448520), (174, 120052560), (180, 116050808), (215, 97158816), (232, 90039420), (240, 87038106), (258, 80965680), (261, 80035040), (288, 72531755), (290, 72031536), (344, 60724260), (348, 60026280), (360, 58025404), (387, 53977120), (430, 48579408), (435, 48021024), (464, 45019710), (480, 43519053), (516, 40482840), (522, 40017520), (580, 36015768), (645, 32386272), (688, 30362130), (696, 30013140), (720, 29012702), (774, 26988560), (860, 24289704), (870, 24010512), (928, 22509855), (1032, 20241420), (1044, 20008760), (1160, 18007884), (1247, 16751520), (1290, 16193136), (1305, 16007008), (1376, 15181065), (1392, 15006570), (1440, 14506351), (1548, 13494280), (1720, 12144852), (1740, 12005256), (1935, 10795424), (2064, 10120710), (2088, 10004380), (2320, 9003942), (2494, 8375760), (2580, 8096568), (2610, 8003504), (2784, 7503285), (3096, 6747140), (3440, 6072426), (3480, 6002628), (3741, 5583840), (3870, 5397712), (4128, 5060355), (4176, 5002190), (4640, 4501971), (4988, 4187880), (5160, 4048284), (5220, 4001752), (6192, 3373570), (6235, 3350304), (6880, 3036213), (6960, 3001314), (7482, 2791920), (7740, 2698856), (8352, 2501095), (9976, 2093940), (10320, 2024142), (10440, 2000876), (11223, 1861280), (11633, 1795680), (12384, 1686785), (12470, 1675152), (13920, 1500657), (14964, 1395960), (15480, 1349428), (18705, 1116768), (19952, 1046970), (20640, 1012071), (20880, 1000438), (22446, 930640), (23266, 897840), (24940, 837576), (29928, 697980), (30960, 674714), (34899, 598560), (37410, 558384), (39904, 523485), (41760, 500219), (44892, 465320), (46532, 448920), (49880, 418788), (56115, 372256), (58165, 359136), (59856, 348990), (61920, 337357), (69798, 299280), (74820, 279192), (89784, 232660), (93064, 224460), (99760, 209394), (104697, 199520), (112230, 186128), (116330, 179568), (119712, 174495), (139596, 149640)]