168355880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1239

約数の個数: 128

約数和(自身を含む): 482734080

約数和(自身を除く): 314378200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 77, 88, 94, 110, 140, 154, 188, 220, 235, 280, 308, 329, 376, 385, 440, 470, 517, 616, 658, 770, 940, 1034, 1163, 1316, 1540, 1645, 1880, 2068, 2326, 2585, 2632, 3080, 3290, 3619, 4136, 4652, 5170, 5815, 6580, 7238, 8141, 9304, 10340, 11630, 12793, 13160, 14476, 16282, 18095, 20680, 23260, 25586, 28952, 32564, 36190, 40705, 46520, 51172, 54661, 63965, 65128, 72380, 81410, 89551, 102344, 109322, 127930, 144760, 162820, 179102, 218644, 255860, 273305, 325640, 358204, 382627, 437288, 447755, 511720, 546610, 601271, 716408, 765254, 895510, 1093220, 1202542, 1530508, 1791020, 1913135, 2186440, 2405084, 3006355, 3061016, 3582040, 3826270, 4208897, 4810168, 6012710, 7652540, 8417794, 12025420, 15305080, 16835588, 21044485, 24050840, 33671176, 42088970, 84177940, 168355880]

約数ペア:

[(1, 168355880), (2, 84177940), (4, 42088970), (5, 33671176), (7, 24050840), (8, 21044485), (10, 16835588), (11, 15305080), (14, 12025420), (20, 8417794), (22, 7652540), (28, 6012710), (35, 4810168), (40, 4208897), (44, 3826270), (47, 3582040), (55, 3061016), (56, 3006355), (70, 2405084), (77, 2186440), (88, 1913135), (94, 1791020), (110, 1530508), (140, 1202542), (154, 1093220), (188, 895510), (220, 765254), (235, 716408), (280, 601271), (308, 546610), (329, 511720), (376, 447755), (385, 437288), (440, 382627), (470, 358204), (517, 325640), (616, 273305), (658, 255860), (770, 218644), (940, 179102), (1034, 162820), (1163, 144760), (1316, 127930), (1540, 109322), (1645, 102344), (1880, 89551), (2068, 81410), (2326, 72380), (2585, 65128), (2632, 63965), (3080, 54661), (3290, 51172), (3619, 46520), (4136, 40705), (4652, 36190), (5170, 32564), (5815, 28952), (6580, 25586), (7238, 23260), (8141, 20680), (9304, 18095), (10340, 16282), (11630, 14476), (12793, 13160)]