161063784

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 515380320

約数和(自身を除く): 354316536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 71, 72, 84, 98, 126, 142, 147, 168, 196, 213, 252, 284, 294, 392, 426, 441, 497, 504, 568, 588, 639, 643, 852, 882, 994, 1176, 1278, 1286, 1491, 1704, 1764, 1929, 1988, 2556, 2572, 2982, 3479, 3528, 3858, 3976, 4473, 4501, 5112, 5144, 5787, 5964, 6958, 7716, 8946, 9002, 10437, 11574, 11928, 13503, 13916, 15432, 17892, 18004, 20874, 23148, 27006, 27832, 31311, 31507, 35784, 36008, 40509, 41748, 45653, 46296, 54012, 62622, 63014, 81018, 83496, 91306, 94521, 108024, 125244, 126028, 136959, 162036, 182612, 189042, 250488, 252056, 273918, 283563, 319571, 324072, 365224, 378084, 410877, 547836, 567126, 639142, 756168, 821754, 958713, 1095672, 1134252, 1278284, 1643508, 1917426, 2236997, 2268504, 2556568, 2876139, 3287016, 3834852, 4473994, 5752278, 6710991, 7669704, 8947988, 11504556, 13421982, 17895976, 20132973, 23009112, 26843964, 40265946, 53687928, 80531892, 161063784]

約数ペア:

[(1, 161063784), (2, 80531892), (3, 53687928), (4, 40265946), (6, 26843964), (7, 23009112), (8, 20132973), (9, 17895976), (12, 13421982), (14, 11504556), (18, 8947988), (21, 7669704), (24, 6710991), (28, 5752278), (36, 4473994), (42, 3834852), (49, 3287016), (56, 2876139), (63, 2556568), (71, 2268504), (72, 2236997), (84, 1917426), (98, 1643508), (126, 1278284), (142, 1134252), (147, 1095672), (168, 958713), (196, 821754), (213, 756168), (252, 639142), (284, 567126), (294, 547836), (392, 410877), (426, 378084), (441, 365224), (497, 324072), (504, 319571), (568, 283563), (588, 273918), (639, 252056), (643, 250488), (852, 189042), (882, 182612), (994, 162036), (1176, 136959), (1278, 126028), (1286, 125244), (1491, 108024), (1704, 94521), (1764, 91306), (1929, 83496), (1988, 81018), (2556, 63014), (2572, 62622), (2982, 54012), (3479, 46296), (3528, 45653), (3858, 41748), (3976, 40509), (4473, 36008), (4501, 35784), (5112, 31507), (5144, 31311), (5787, 27832), (5964, 27006), (6958, 23148), (7716, 20874), (8946, 18004), (9002, 17892), (10437, 15432), (11574, 13916), (11928, 13503)]