81568080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3433}}^1$

素因数の和:3466

約数の個数: 160

約数和(自身を含む): 306587520

約数和(自身を除く): 225019440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3433, 3960, 4752, 5940, 6866, 7920, 10299, 11880, 13732, 17165, 20598, 23760, 27464, 30897, 34330, 37763, 41196, 51495, 54928, 61794, 68660, 75526, 82392, 92691, 102990, 113289, 123588, 137320, 151052, 154485, 164784, 185382, 188815, 205980, 226578, 247176, 274640, 302104, 308970, 339867, 370764, 377630, 411960, 453156, 463455, 494352, 566445, 604208, 617940, 679734, 741528, 755260, 823920, 906312, 926910, 1019601, 1132890, 1235880, 1359468, 1483056, 1510520, 1699335, 1812624, 1853820, 2039202, 2265780, 2471760, 2718936, 3021040, 3398670, 3707640, 4078404, 4531560, 5098005, 5437872, 6797340, 7415280, 8156808, 9063120, 10196010, 13594680, 16313616, 20392020, 27189360, 40784040, 81568080]

約数ペア:

[(1, 81568080), (2, 40784040), (3, 27189360), (4, 20392020), (5, 16313616), (6, 13594680), (8, 10196010), (9, 9063120), (10, 8156808), (11, 7415280), (12, 6797340), (15, 5437872), (16, 5098005), (18, 4531560), (20, 4078404), (22, 3707640), (24, 3398670), (27, 3021040), (30, 2718936), (33, 2471760), (36, 2265780), (40, 2039202), (44, 1853820), (45, 1812624), (48, 1699335), (54, 1510520), (55, 1483056), (60, 1359468), (66, 1235880), (72, 1132890), (80, 1019601), (88, 926910), (90, 906312), (99, 823920), (108, 755260), (110, 741528), (120, 679734), (132, 617940), (135, 604208), (144, 566445), (165, 494352), (176, 463455), (180, 453156), (198, 411960), (216, 377630), (220, 370764), (240, 339867), (264, 308970), (270, 302104), (297, 274640), (330, 247176), (360, 226578), (396, 205980), (432, 188815), (440, 185382), (495, 164784), (528, 154485), (540, 151052), (594, 137320), (660, 123588), (720, 113289), (792, 102990), (880, 92691), (990, 82392), (1080, 75526), (1188, 68660), (1320, 61794), (1485, 54928), (1584, 51495), (1980, 41196), (2160, 37763), (2376, 34330), (2640, 30897), (2970, 27464), (3433, 23760), (3960, 20598), (4752, 17165), (5940, 13732), (6866, 11880), (7920, 10299)]