247153920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4988

約数の個数: 144

約数和(自身を含む): 850238592

約数和(自身を除く): 603084672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4951, 4992, 6240, 8320, 9902, 9984, 12480, 14853, 16640, 19804, 24755, 24960, 29706, 39608, 49510, 49920, 59412, 64363, 74265, 79216, 99020, 118824, 128726, 148530, 158432, 193089, 198040, 237648, 257452, 297060, 316864, 321815, 386178, 396080, 475296, 514904, 594120, 633728, 643630, 772356, 792160, 950592, 965445, 1029808, 1188240, 1267456, 1287260, 1544712, 1584320, 1901184, 1930890, 2059616, 2376480, 2574520, 3089424, 3168640, 3802368, 3861780, 4119232, 4752960, 5149040, 6178848, 6337280, 7723560, 8238464, 9505920, 10298080, 12357696, 15447120, 16476928, 19011840, 20596160, 24715392, 30894240, 41192320, 49430784, 61788480, 82384640, 123576960, 247153920]

約数ペア:

[(1, 247153920), (2, 123576960), (3, 82384640), (4, 61788480), (5, 49430784), (6, 41192320), (8, 30894240), (10, 24715392), (12, 20596160), (13, 19011840), (15, 16476928), (16, 15447120), (20, 12357696), (24, 10298080), (26, 9505920), (30, 8238464), (32, 7723560), (39, 6337280), (40, 6178848), (48, 5149040), (52, 4752960), (60, 4119232), (64, 3861780), (65, 3802368), (78, 3168640), (80, 3089424), (96, 2574520), (104, 2376480), (120, 2059616), (128, 1930890), (130, 1901184), (156, 1584320), (160, 1544712), (192, 1287260), (195, 1267456), (208, 1188240), (240, 1029808), (256, 965445), (260, 950592), (312, 792160), (320, 772356), (384, 643630), (390, 633728), (416, 594120), (480, 514904), (520, 475296), (624, 396080), (640, 386178), (768, 321815), (780, 316864), (832, 297060), (960, 257452), (1040, 237648), (1248, 198040), (1280, 193089), (1560, 158432), (1664, 148530), (1920, 128726), (2080, 118824), (2496, 99020), (3120, 79216), (3328, 74265), (3840, 64363), (4160, 59412), (4951, 49920), (4992, 49510), (6240, 39608), (8320, 29706), (9902, 24960), (9984, 24755), (12480, 19804), (14853, 16640)]