206810240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 256

約数和(自身を含む): 629233920

約数和(自身を除く): 422423680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 53, 56, 64, 65, 67, 70, 80, 91, 104, 106, 112, 128, 130, 134, 140, 160, 182, 208, 212, 224, 260, 265, 268, 280, 320, 335, 364, 371, 416, 424, 448, 455, 469, 520, 530, 536, 560, 640, 670, 689, 728, 742, 832, 848, 871, 896, 910, 938, 1040, 1060, 1072, 1120, 1340, 1378, 1456, 1484, 1664, 1696, 1742, 1820, 1855, 1876, 2080, 2120, 2144, 2240, 2345, 2680, 2756, 2912, 2968, 3392, 3445, 3484, 3551, 3640, 3710, 3752, 4160, 4240, 4288, 4355, 4480, 4690, 4823, 5360, 5512, 5824, 5936, 6097, 6784, 6890, 6968, 7102, 7280, 7420, 7504, 8320, 8480, 8576, 8710, 9380, 9646, 10720, 11024, 11648, 11872, 12194, 13780, 13936, 14204, 14560, 14840, 15008, 16960, 17420, 17755, 18760, 19292, 21440, 22048, 23744, 24115, 24388, 24857, 27560, 27872, 28408, 29120, 29680, 30016, 30485, 33920, 34840, 35510, 37520, 38584, 42880, 44096, 46163, 47488, 48230, 48776, 49714, 55120, 55744, 56816, 58240, 59360, 60032, 60970, 69680, 71020, 75040, 77168, 88192, 92326, 96460, 97552, 99428, 110240, 111488, 113632, 118720, 121940, 124285, 139360, 142040, 150080, 154336, 184652, 192920, 195104, 198856, 220480, 227264, 230815, 237440, 243880, 248570, 278720, 284080, 300160, 308672, 323141, 369304, 385840, 390208, 397712, 440960, 454528, 461630, 487760, 497140, 557440, 568160, 617344, 646282, 738608, 771680, 780416, 795424, 923260, 975520, 994280, 1136320, 1292564, 1477216, 1543360, 1590848, 1615705, 1846520, 1951040, 1988560, 2272640, 2585128, 2954432, 3086720, 3181696, 3231410, 3693040, 3902080, 3977120, 5170256, 5908864, 6462820, 7386080, 7954240, 10340512, 12925640, 14772160, 15908480, 20681024, 25851280, 29544320, 41362048, 51702560, 103405120, 206810240]

約数ペア:

[(1, 206810240), (2, 103405120), (4, 51702560), (5, 41362048), (7, 29544320), (8, 25851280), (10, 20681024), (13, 15908480), (14, 14772160), (16, 12925640), (20, 10340512), (26, 7954240), (28, 7386080), (32, 6462820), (35, 5908864), (40, 5170256), (52, 3977120), (53, 3902080), (56, 3693040), (64, 3231410), (65, 3181696), (67, 3086720), (70, 2954432), (80, 2585128), (91, 2272640), (104, 1988560), (106, 1951040), (112, 1846520), (128, 1615705), (130, 1590848), (134, 1543360), (140, 1477216), (160, 1292564), (182, 1136320), (208, 994280), (212, 975520), (224, 923260), (260, 795424), (265, 780416), (268, 771680), (280, 738608), (320, 646282), (335, 617344), (364, 568160), (371, 557440), (416, 497140), (424, 487760), (448, 461630), (455, 454528), (469, 440960), (520, 397712), (530, 390208), (536, 385840), (560, 369304), (640, 323141), (670, 308672), (689, 300160), (728, 284080), (742, 278720), (832, 248570), (848, 243880), (871, 237440), (896, 230815), (910, 227264), (938, 220480), (1040, 198856), (1060, 195104), (1072, 192920), (1120, 184652), (1340, 154336), (1378, 150080), (1456, 142040), (1484, 139360), (1664, 124285), (1696, 121940), (1742, 118720), (1820, 113632), (1855, 111488), (1876, 110240), (2080, 99428), (2120, 97552), (2144, 96460), (2240, 92326), (2345, 88192), (2680, 77168), (2756, 75040), (2912, 71020), (2968, 69680), (3392, 60970), (3445, 60032), (3484, 59360), (3551, 58240), (3640, 56816), (3710, 55744), (3752, 55120), (4160, 49714), (4240, 48776), (4288, 48230), (4355, 47488), (4480, 46163), (4690, 44096), (4823, 42880), (5360, 38584), (5512, 37520), (5824, 35510), (5936, 34840), (6097, 33920), (6784, 30485), (6890, 30016), (6968, 29680), (7102, 29120), (7280, 28408), (7420, 27872), (7504, 27560), (8320, 24857), (8480, 24388), (8576, 24115), (8710, 23744), (9380, 22048), (9646, 21440), (10720, 19292), (11024, 18760), (11648, 17755), (11872, 17420), (12194, 16960), (13780, 15008), (13936, 14840), (14204, 14560)]