31516999920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{893339}}^1$

素因数の和:893372

約数の個数: 180

約数和(自身を含む): 123125478840

約数和(自身を除く): 91608478920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 893339, 1786678, 2680017, 3573356, 4466695, 5360034, 6253373, 7146712, 8040051, 8933390, 10720068, 12506746, 13400085, 14293424, 16080102, 17866780, 18760119, 21440136, 25013492, 26800170, 31266865, 32160204, 35733560, 37520238, 40200255, 42880272, 43773611, 50026984, 53600340, 56280357, 62533730, 64320408, 71467120, 75040476, 80400510, 87547222, 93800595, 100053968, 107200680, 112560714, 125067460, 128640816, 131320833, 150080952, 160801020, 175094444, 187601190, 214401360, 218868055, 225121428, 250134920, 262641666, 281401785, 300161904, 321602040, 350188888, 375202380, 393962499, 437736110, 450242856, 500269840, 525283332, 562803570, 643204080, 656604165, 700377776, 750404760, 787924998, 875472220, 900485712, 1050566664, 1125607140, 1313208330, 1500809520, 1575849996, 1750944440, 1969812495, 2101133328, 2251214280, 2626416660, 3151699992, 3501888880, 3939624990, 4502428560, 5252833320, 6303399984, 7879249980, 10505666640, 15758499960, 31516999920]

約数ペア:

[(1, 31516999920), (2, 15758499960), (3, 10505666640), (4, 7879249980), (5, 6303399984), (6, 5252833320), (7, 4502428560), (8, 3939624990), (9, 3501888880), (10, 3151699992), (12, 2626416660), (14, 2251214280), (15, 2101133328), (16, 1969812495), (18, 1750944440), (20, 1575849996), (21, 1500809520), (24, 1313208330), (28, 1125607140), (30, 1050566664), (35, 900485712), (36, 875472220), (40, 787924998), (42, 750404760), (45, 700377776), (48, 656604165), (49, 643204080), (56, 562803570), (60, 525283332), (63, 500269840), (70, 450242856), (72, 437736110), (80, 393962499), (84, 375202380), (90, 350188888), (98, 321602040), (105, 300161904), (112, 281401785), (120, 262641666), (126, 250134920), (140, 225121428), (144, 218868055), (147, 214401360), (168, 187601190), (180, 175094444), (196, 160801020), (210, 150080952), (240, 131320833), (245, 128640816), (252, 125067460), (280, 112560714), (294, 107200680), (315, 100053968), (336, 93800595), (360, 87547222), (392, 80400510), (420, 75040476), (441, 71467120), (490, 64320408), (504, 62533730), (560, 56280357), (588, 53600340), (630, 50026984), (720, 43773611), (735, 42880272), (784, 40200255), (840, 37520238), (882, 35733560), (980, 32160204), (1008, 31266865), (1176, 26800170), (1260, 25013492), (1470, 21440136), (1680, 18760119), (1764, 17866780), (1960, 16080102), (2205, 14293424), (2352, 13400085), (2520, 12506746), (2940, 10720068), (3528, 8933390), (3920, 8040051), (4410, 7146712), (5040, 6253373), (5880, 5360034), (7056, 4466695), (8820, 3573356), (11760, 2680017), (17640, 1786678), (35280, 893339)]