16944840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 60687900

約数和(自身を除く): 43743060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 389, 396, 440, 484, 495, 605, 660, 726, 778, 792, 968, 990, 1089, 1167, 1210, 1320, 1452, 1556, 1815, 1945, 1980, 2178, 2334, 2420, 2904, 3112, 3501, 3630, 3890, 3960, 4279, 4356, 4668, 4840, 5445, 5835, 7002, 7260, 7780, 8558, 8712, 9336, 10890, 11670, 12837, 14004, 14520, 15560, 17116, 17505, 21395, 21780, 23340, 25674, 28008, 34232, 35010, 38511, 42790, 43560, 46680, 47069, 51348, 64185, 70020, 77022, 85580, 94138, 102696, 128370, 140040, 141207, 154044, 171160, 188276, 192555, 235345, 256740, 282414, 308088, 376552, 385110, 423621, 470690, 513480, 564828, 706035, 770220, 847242, 941380, 1129656, 1412070, 1540440, 1694484, 1882760, 2118105, 2824140, 3388968, 4236210, 5648280, 8472420, 16944840]

約数ペア:

[(1, 16944840), (2, 8472420), (3, 5648280), (4, 4236210), (5, 3388968), (6, 2824140), (8, 2118105), (9, 1882760), (10, 1694484), (11, 1540440), (12, 1412070), (15, 1129656), (18, 941380), (20, 847242), (22, 770220), (24, 706035), (30, 564828), (33, 513480), (36, 470690), (40, 423621), (44, 385110), (45, 376552), (55, 308088), (60, 282414), (66, 256740), (72, 235345), (88, 192555), (90, 188276), (99, 171160), (110, 154044), (120, 141207), (121, 140040), (132, 128370), (165, 102696), (180, 94138), (198, 85580), (220, 77022), (242, 70020), (264, 64185), (330, 51348), (360, 47069), (363, 46680), (389, 43560), (396, 42790), (440, 38511), (484, 35010), (495, 34232), (605, 28008), (660, 25674), (726, 23340), (778, 21780), (792, 21395), (968, 17505), (990, 17116), (1089, 15560), (1167, 14520), (1210, 14004), (1320, 12837), (1452, 11670), (1556, 10890), (1815, 9336), (1945, 8712), (1980, 8558), (2178, 7780), (2334, 7260), (2420, 7002), (2904, 5835), (3112, 5445), (3501, 4840), (3630, 4668), (3890, 4356), (3960, 4279)]