215895680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:387

約数の個数: 256

約数和(自身を含む): 695036160

約数和(自身を除く): 479140480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 128, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 320, 337, 352, 364, 385, 416, 440, 448, 455, 520, 560, 572, 616, 640, 674, 704, 715, 728, 770, 832, 880, 896, 910, 1001, 1040, 1120, 1144, 1232, 1348, 1408, 1430, 1456, 1540, 1664, 1685, 1760, 1820, 2002, 2080, 2240, 2288, 2359, 2464, 2696, 2860, 2912, 3080, 3370, 3520, 3640, 3707, 4004, 4160, 4381, 4480, 4576, 4718, 4928, 5005, 5392, 5720, 5824, 6160, 6740, 7040, 7280, 7414, 8008, 8320, 8762, 9152, 9436, 9856, 10010, 10784, 11440, 11648, 11795, 12320, 13480, 14560, 14828, 16016, 17524, 18304, 18535, 18872, 20020, 21568, 21905, 22880, 23590, 24640, 25949, 26960, 29120, 29656, 30667, 32032, 35048, 37070, 37744, 40040, 43136, 43810, 45760, 47180, 48191, 49280, 51898, 53920, 58240, 59312, 61334, 64064, 70096, 74140, 75488, 80080, 87620, 91520, 94360, 96382, 103796, 107840, 118624, 122668, 128128, 129745, 140192, 148280, 150976, 153335, 160160, 175240, 188720, 192764, 207592, 215680, 237248, 240955, 245336, 259490, 280384, 296560, 301952, 306670, 320320, 337337, 350480, 377440, 385528, 415184, 474496, 481910, 490672, 518980, 560768, 593120, 613340, 640640, 674674, 700960, 754880, 771056, 830368, 963820, 981344, 1037960, 1186240, 1226680, 1349348, 1401920, 1509760, 1542112, 1660736, 1686685, 1927640, 1962688, 2075920, 2372480, 2453360, 2698696, 2803840, 3084224, 3321472, 3373370, 3855280, 3925376, 4151840, 4906720, 5397392, 6168448, 6746740, 7710560, 8303680, 9813440, 10794784, 13493480, 15421120, 16607360, 19626880, 21589568, 26986960, 30842240, 43179136, 53973920, 107947840, 215895680]

約数ペア:

[(1, 215895680), (2, 107947840), (4, 53973920), (5, 43179136), (7, 30842240), (8, 26986960), (10, 21589568), (11, 19626880), (13, 16607360), (14, 15421120), (16, 13493480), (20, 10794784), (22, 9813440), (26, 8303680), (28, 7710560), (32, 6746740), (35, 6168448), (40, 5397392), (44, 4906720), (52, 4151840), (55, 3925376), (56, 3855280), (64, 3373370), (65, 3321472), (70, 3084224), (77, 2803840), (80, 2698696), (88, 2453360), (91, 2372480), (104, 2075920), (110, 1962688), (112, 1927640), (128, 1686685), (130, 1660736), (140, 1542112), (143, 1509760), (154, 1401920), (160, 1349348), (176, 1226680), (182, 1186240), (208, 1037960), (220, 981344), (224, 963820), (260, 830368), (280, 771056), (286, 754880), (308, 700960), (320, 674674), (337, 640640), (352, 613340), (364, 593120), (385, 560768), (416, 518980), (440, 490672), (448, 481910), (455, 474496), (520, 415184), (560, 385528), (572, 377440), (616, 350480), (640, 337337), (674, 320320), (704, 306670), (715, 301952), (728, 296560), (770, 280384), (832, 259490), (880, 245336), (896, 240955), (910, 237248), (1001, 215680), (1040, 207592), (1120, 192764), (1144, 188720), (1232, 175240), (1348, 160160), (1408, 153335), (1430, 150976), (1456, 148280), (1540, 140192), (1664, 129745), (1685, 128128), (1760, 122668), (1820, 118624), (2002, 107840), (2080, 103796), (2240, 96382), (2288, 94360), (2359, 91520), (2464, 87620), (2696, 80080), (2860, 75488), (2912, 74140), (3080, 70096), (3370, 64064), (3520, 61334), (3640, 59312), (3707, 58240), (4004, 53920), (4160, 51898), (4381, 49280), (4480, 48191), (4576, 47180), (4718, 45760), (4928, 43810), (5005, 43136), (5392, 40040), (5720, 37744), (5824, 37070), (6160, 35048), (6740, 32032), (7040, 30667), (7280, 29656), (7414, 29120), (8008, 26960), (8320, 25949), (8762, 24640), (9152, 23590), (9436, 22880), (9856, 21905), (10010, 21568), (10784, 20020), (11440, 18872), (11648, 18535), (11795, 18304), (12320, 17524), (13480, 16016), (14560, 14828)]