644259840

素因数分解:

$2^{13}\times 3^1\times 5^1\times 7^2\times {\mathrm{107}}^1$

素因数の和:155

約数の個数: 336

約数和(自身を含む): 2420489952

約数和(自身を除く): 1776230112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 107, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 214, 224, 240, 245, 256, 280, 294, 320, 321, 336, 384, 392, 420, 428, 448, 480, 490, 512, 535, 560, 588, 640, 642, 672, 735, 749, 768, 784, 840, 856, 896, 960, 980, 1024, 1070, 1120, 1176, 1280, 1284, 1344, 1470, 1498, 1536, 1568, 1605, 1680, 1712, 1792, 1920, 1960, 2048, 2140, 2240, 2247, 2352, 2560, 2568, 2688, 2940, 2996, 3072, 3136, 3210, 3360, 3424, 3584, 3745, 3840, 3920, 4096, 4280, 4480, 4494, 4704, 5120, 5136, 5243, 5376, 5880, 5992, 6144, 6272, 6420, 6720, 6848, 7168, 7490, 7680, 7840, 8192, 8560, 8960, 8988, 9408, 10240, 10272, 10486, 10752, 11235, 11760, 11984, 12288, 12544, 12840, 13440, 13696, 14336, 14980, 15360, 15680, 15729, 17120, 17920, 17976, 18816, 20480, 20544, 20972, 21504, 22470, 23520, 23968, 24576, 25088, 25680, 26215, 26880, 27392, 28672, 29960, 30720, 31360, 31458, 34240, 35840, 35952, 37632, 40960, 41088, 41944, 43008, 44940, 47040, 47936, 50176, 51360, 52430, 53760, 54784, 57344, 59920, 61440, 62720, 62916, 68480, 71680, 71904, 75264, 78645, 82176, 83888, 86016, 89880, 94080, 95872, 100352, 102720, 104860, 107520, 109568, 119840, 122880, 125440, 125832, 136960, 143360, 143808, 150528, 157290, 164352, 167776, 172032, 179760, 188160, 191744, 200704, 205440, 209720, 215040, 219136, 239680, 250880, 251664, 273920, 286720, 287616, 301056, 314580, 328704, 335552, 359520, 376320, 383488, 401408, 410880, 419440, 430080, 438272, 479360, 501760, 503328, 547840, 575232, 602112, 629160, 657408, 671104, 719040, 752640, 766976, 821760, 838880, 860160, 876544, 958720, 1003520, 1006656, 1095680, 1150464, 1204224, 1258320, 1314816, 1342208, 1438080, 1505280, 1533952, 1643520, 1677760, 1917440, 2007040, 2013312, 2191360, 2300928, 2516640, 2629632, 2684416, 2876160, 3010560, 3067904, 3287040, 3355520, 3834880, 4026624, 4382720, 4601856, 5033280, 5368832, 5752320, 6021120, 6135808, 6574080, 6711040, 7669760, 8053248, 9203712, 10066560, 10737664, 11504640, 13148160, 13422080, 15339520, 16106496, 18407424, 20133120, 21475328, 23009280, 26844160, 30679040, 32212992, 40266240, 42950656, 46018560, 53688320, 64425984, 80532480, 92037120, 107376640, 128851968, 161064960, 214753280, 322129920, 644259840]

約数ペア:

[(1, 644259840), (2, 322129920), (3, 214753280), (4, 161064960), (5, 128851968), (6, 107376640), (7, 92037120), (8, 80532480), (10, 64425984), (12, 53688320), (14, 46018560), (15, 42950656), (16, 40266240), (20, 32212992), (21, 30679040), (24, 26844160), (28, 23009280), (30, 21475328), (32, 20133120), (35, 18407424), (40, 16106496), (42, 15339520), (48, 13422080), (49, 13148160), (56, 11504640), (60, 10737664), (64, 10066560), (70, 9203712), (80, 8053248), (84, 7669760), (96, 6711040), (98, 6574080), (105, 6135808), (107, 6021120), (112, 5752320), (120, 5368832), (128, 5033280), (140, 4601856), (147, 4382720), (160, 4026624), (168, 3834880), (192, 3355520), (196, 3287040), (210, 3067904), (214, 3010560), (224, 2876160), (240, 2684416), (245, 2629632), (256, 2516640), (280, 2300928), (294, 2191360), (320, 2013312), (321, 2007040), (336, 1917440), (384, 1677760), (392, 1643520), (420, 1533952), (428, 1505280), (448, 1438080), (480, 1342208), (490, 1314816), (512, 1258320), (535, 1204224), (560, 1150464), (588, 1095680), (640, 1006656), (642, 1003520), (672, 958720), (735, 876544), (749, 860160), (768, 838880), (784, 821760), (840, 766976), (856, 752640), (896, 719040), (960, 671104), (980, 657408), (1024, 629160), (1070, 602112), (1120, 575232), (1176, 547840), (1280, 503328), (1284, 501760), (1344, 479360), (1470, 438272), (1498, 430080), (1536, 419440), (1568, 410880), (1605, 401408), (1680, 383488), (1712, 376320), (1792, 359520), (1920, 335552), (1960, 328704), (2048, 314580), (2140, 301056), (2240, 287616), (2247, 286720), (2352, 273920), (2560, 251664), (2568, 250880), (2688, 239680), (2940, 219136), (2996, 215040), (3072, 209720), (3136, 205440), (3210, 200704), (3360, 191744), (3424, 188160), (3584, 179760), (3745, 172032), (3840, 167776), (3920, 164352), (4096, 157290), (4280, 150528), (4480, 143808), (4494, 143360), (4704, 136960), (5120, 125832), (5136, 125440), (5243, 122880), (5376, 119840), (5880, 109568), (5992, 107520), (6144, 104860), (6272, 102720), (6420, 100352), (6720, 95872), (6848, 94080), (7168, 89880), (7490, 86016), (7680, 83888), (7840, 82176), (8192, 78645), (8560, 75264), (8960, 71904), (8988, 71680), (9408, 68480), (10240, 62916), (10272, 62720), (10486, 61440), (10752, 59920), (11235, 57344), (11760, 54784), (11984, 53760), (12288, 52430), (12544, 51360), (12840, 50176), (13440, 47936), (13696, 47040), (14336, 44940), (14980, 43008), (15360, 41944), (15680, 41088), (15729, 40960), (17120, 37632), (17920, 35952), (17976, 35840), (18816, 34240), (20480, 31458), (20544, 31360), (20972, 30720), (21504, 29960), (22470, 28672), (23520, 27392), (23968, 26880), (24576, 26215), (25088, 25680)]