81611842560

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{38783}}^1$

素因数の和:38948

約数の個数: 176

約数和(自身を含む): 262942488576

約数和(自身を除く): 181330646016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 137, 160, 192, 240, 256, 274, 320, 384, 411, 480, 512, 548, 640, 685, 768, 822, 960, 1024, 1096, 1280, 1370, 1536, 1644, 1920, 2055, 2192, 2560, 2740, 3072, 3288, 3840, 4110, 4384, 5120, 5480, 6576, 7680, 8220, 8768, 10960, 13152, 15360, 16440, 17536, 21920, 26304, 32880, 35072, 38783, 43840, 52608, 65760, 70144, 77566, 87680, 105216, 116349, 131520, 140288, 155132, 175360, 193915, 210432, 232698, 263040, 310264, 350720, 387830, 420864, 465396, 526080, 581745, 620528, 701440, 775660, 930792, 1052160, 1163490, 1241056, 1551320, 1861584, 2104320, 2326980, 2482112, 3102640, 3723168, 4653960, 4964224, 5313271, 6205280, 7446336, 9307920, 9928448, 10626542, 12410560, 14892672, 15939813, 18615840, 19856896, 21253084, 24821120, 26566355, 29785344, 31879626, 37231680, 39713792, 42506168, 49642240, 53132710, 59570688, 63759252, 74463360, 79699065, 85012336, 99284480, 106265420, 119141376, 127518504, 148926720, 159398130, 170024672, 198568960, 212530840, 255037008, 297853440, 318796260, 340049344, 425061680, 510074016, 595706880, 637592520, 680098688, 850123360, 1020148032, 1275185040, 1360197376, 1700246720, 2040296064, 2550370080, 2720394752, 3400493440, 4080592128, 5100740160, 5440789504, 6800986880, 8161184256, 10201480320, 13601973760, 16322368512, 20402960640, 27203947520, 40805921280, 81611842560]

約数ペア:

[(1, 81611842560), (2, 40805921280), (3, 27203947520), (4, 20402960640), (5, 16322368512), (6, 13601973760), (8, 10201480320), (10, 8161184256), (12, 6800986880), (15, 5440789504), (16, 5100740160), (20, 4080592128), (24, 3400493440), (30, 2720394752), (32, 2550370080), (40, 2040296064), (48, 1700246720), (60, 1360197376), (64, 1275185040), (80, 1020148032), (96, 850123360), (120, 680098688), (128, 637592520), (137, 595706880), (160, 510074016), (192, 425061680), (240, 340049344), (256, 318796260), (274, 297853440), (320, 255037008), (384, 212530840), (411, 198568960), (480, 170024672), (512, 159398130), (548, 148926720), (640, 127518504), (685, 119141376), (768, 106265420), (822, 99284480), (960, 85012336), (1024, 79699065), (1096, 74463360), (1280, 63759252), (1370, 59570688), (1536, 53132710), (1644, 49642240), (1920, 42506168), (2055, 39713792), (2192, 37231680), (2560, 31879626), (2740, 29785344), (3072, 26566355), (3288, 24821120), (3840, 21253084), (4110, 19856896), (4384, 18615840), (5120, 15939813), (5480, 14892672), (6576, 12410560), (7680, 10626542), (8220, 9928448), (8768, 9307920), (10960, 7446336), (13152, 6205280), (15360, 5313271), (16440, 4964224), (17536, 4653960), (21920, 3723168), (26304, 3102640), (32880, 2482112), (35072, 2326980), (38783, 2104320), (43840, 1861584), (52608, 1551320), (65760, 1241056), (70144, 1163490), (77566, 1052160), (87680, 930792), (105216, 775660), (116349, 701440), (131520, 620528), (140288, 581745), (155132, 526080), (175360, 465396), (193915, 420864), (210432, 387830), (232698, 350720), (263040, 310264)]