815944171520

素因数分解:

$2^{20}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8255

約数の個数: 168

約数和(自身を含む): 2061583319040

約数和(自身を除く): 1245639147520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1024, 1216, 1280, 1520, 2048, 2432, 2560, 3040, 4096, 4864, 5120, 6080, 8191, 8192, 9728, 10240, 12160, 16382, 16384, 19456, 20480, 24320, 32764, 32768, 38912, 40955, 40960, 48640, 65528, 65536, 77824, 81910, 81920, 97280, 131056, 131072, 155629, 155648, 163820, 163840, 194560, 262112, 262144, 311258, 311296, 327640, 327680, 389120, 524224, 524288, 622516, 622592, 655280, 655360, 778145, 778240, 1048448, 1048576, 1245032, 1245184, 1310560, 1310720, 1556290, 1556480, 2096896, 2490064, 2490368, 2621120, 2621440, 3112580, 3112960, 4193792, 4980128, 4980736, 5242240, 5242880, 6225160, 6225920, 8387584, 9960256, 9961472, 10484480, 12450320, 12451840, 16775168, 19920512, 19922944, 20968960, 24900640, 24903680, 33550336, 39841024, 41937920, 49801280, 49807360, 67100672, 79682048, 83875840, 99602560, 99614720, 134201344, 159364096, 167751680, 199205120, 268402688, 318728192, 335503360, 398410240, 536805376, 637456384, 671006720, 796820480, 1073610752, 1274912768, 1342013440, 1593640960, 2147221504, 2549825536, 2684026880, 3187281920, 4294443008, 5099651072, 5368053760, 6374563840, 8588886016, 10199302144, 10736107520, 12749127680, 20398604288, 21472215040, 25498255360, 40797208576, 42944430080, 50996510720, 81594417152, 101993021440, 163188834304, 203986042880, 407972085760, 815944171520]

約数ペア:

[(1, 815944171520), (2, 407972085760), (4, 203986042880), (5, 163188834304), (8, 101993021440), (10, 81594417152), (16, 50996510720), (19, 42944430080), (20, 40797208576), (32, 25498255360), (38, 21472215040), (40, 20398604288), (64, 12749127680), (76, 10736107520), (80, 10199302144), (95, 8588886016), (128, 6374563840), (152, 5368053760), (160, 5099651072), (190, 4294443008), (256, 3187281920), (304, 2684026880), (320, 2549825536), (380, 2147221504), (512, 1593640960), (608, 1342013440), (640, 1274912768), (760, 1073610752), (1024, 796820480), (1216, 671006720), (1280, 637456384), (1520, 536805376), (2048, 398410240), (2432, 335503360), (2560, 318728192), (3040, 268402688), (4096, 199205120), (4864, 167751680), (5120, 159364096), (6080, 134201344), (8191, 99614720), (8192, 99602560), (9728, 83875840), (10240, 79682048), (12160, 67100672), (16382, 49807360), (16384, 49801280), (19456, 41937920), (20480, 39841024), (24320, 33550336), (32764, 24903680), (32768, 24900640), (38912, 20968960), (40955, 19922944), (40960, 19920512), (48640, 16775168), (65528, 12451840), (65536, 12450320), (77824, 10484480), (81910, 9961472), (81920, 9960256), (97280, 8387584), (131056, 6225920), (131072, 6225160), (155629, 5242880), (155648, 5242240), (163820, 4980736), (163840, 4980128), (194560, 4193792), (262112, 3112960), (262144, 3112580), (311258, 2621440), (311296, 2621120), (327640, 2490368), (327680, 2490064), (389120, 2096896), (524224, 1556480), (524288, 1556290), (622516, 1310720), (622592, 1310560), (655280, 1245184), (655360, 1245032), (778145, 1048576), (778240, 1048448)]