205616320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:367

約数の個数: 224

約数和(自身を含む): 630862848

約数和(自身を除く): 425246528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 32, 35, 40, 46, 52, 56, 64, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 160, 161, 182, 184, 208, 224, 230, 260, 280, 299, 307, 320, 322, 364, 368, 416, 448, 455, 460, 520, 560, 598, 614, 644, 728, 736, 805, 832, 910, 920, 1040, 1120, 1196, 1228, 1288, 1456, 1472, 1495, 1535, 1610, 1820, 1840, 2080, 2093, 2149, 2240, 2392, 2456, 2576, 2912, 2990, 3070, 3220, 3640, 3680, 3991, 4160, 4186, 4298, 4784, 4912, 5152, 5824, 5980, 6140, 6440, 7061, 7280, 7360, 7982, 8372, 8596, 9568, 9824, 10304, 10465, 10745, 11960, 12280, 12880, 14122, 14560, 15964, 16744, 17192, 19136, 19648, 19955, 20930, 21490, 23920, 24560, 25760, 27937, 28244, 29120, 31928, 33488, 34384, 35305, 39910, 41860, 42980, 47840, 49120, 49427, 51520, 55874, 56488, 63856, 66976, 68768, 70610, 79820, 83720, 85960, 91793, 95680, 98240, 98854, 111748, 112976, 127712, 133952, 137536, 139685, 141220, 159640, 167440, 171920, 183586, 197708, 223496, 225952, 247135, 255424, 279370, 282440, 319280, 334880, 343840, 367172, 395416, 446992, 451904, 458965, 494270, 558740, 564880, 638560, 642551, 669760, 687680, 734344, 790832, 893984, 917930, 988540, 1117480, 1129760, 1277120, 1285102, 1468688, 1581664, 1787968, 1835860, 1977080, 2234960, 2259520, 2570204, 2937376, 3163328, 3212755, 3671720, 3954160, 4469920, 5140408, 5874752, 6425510, 7343440, 7908320, 8939840, 10280816, 12851020, 14686880, 15816640, 20561632, 25702040, 29373760, 41123264, 51404080, 102808160, 205616320]

約数ペア:

[(1, 205616320), (2, 102808160), (4, 51404080), (5, 41123264), (7, 29373760), (8, 25702040), (10, 20561632), (13, 15816640), (14, 14686880), (16, 12851020), (20, 10280816), (23, 8939840), (26, 7908320), (28, 7343440), (32, 6425510), (35, 5874752), (40, 5140408), (46, 4469920), (52, 3954160), (56, 3671720), (64, 3212755), (65, 3163328), (70, 2937376), (80, 2570204), (91, 2259520), (92, 2234960), (104, 1977080), (112, 1835860), (115, 1787968), (130, 1581664), (140, 1468688), (160, 1285102), (161, 1277120), (182, 1129760), (184, 1117480), (208, 988540), (224, 917930), (230, 893984), (260, 790832), (280, 734344), (299, 687680), (307, 669760), (320, 642551), (322, 638560), (364, 564880), (368, 558740), (416, 494270), (448, 458965), (455, 451904), (460, 446992), (520, 395416), (560, 367172), (598, 343840), (614, 334880), (644, 319280), (728, 282440), (736, 279370), (805, 255424), (832, 247135), (910, 225952), (920, 223496), (1040, 197708), (1120, 183586), (1196, 171920), (1228, 167440), (1288, 159640), (1456, 141220), (1472, 139685), (1495, 137536), (1535, 133952), (1610, 127712), (1820, 112976), (1840, 111748), (2080, 98854), (2093, 98240), (2149, 95680), (2240, 91793), (2392, 85960), (2456, 83720), (2576, 79820), (2912, 70610), (2990, 68768), (3070, 66976), (3220, 63856), (3640, 56488), (3680, 55874), (3991, 51520), (4160, 49427), (4186, 49120), (4298, 47840), (4784, 42980), (4912, 41860), (5152, 39910), (5824, 35305), (5980, 34384), (6140, 33488), (6440, 31928), (7061, 29120), (7280, 28244), (7360, 27937), (7982, 25760), (8372, 24560), (8596, 23920), (9568, 21490), (9824, 20930), (10304, 19955), (10465, 19648), (10745, 19136), (11960, 17192), (12280, 16744), (12880, 15964), (14122, 14560)]