263510640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2633}}^1$

素因数の和:2791

約数の個数: 120

約数和(自身を含む): 891661680

約数和(自身を除く): 628151040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 695, 720, 834, 1112, 1251, 1390, 1668, 2085, 2224, 2502, 2633, 2780, 3336, 4170, 5004, 5266, 5560, 6255, 6672, 7899, 8340, 10008, 10532, 11120, 12510, 13165, 15798, 16680, 20016, 21064, 23697, 25020, 26330, 31596, 33360, 39495, 42128, 47394, 50040, 52660, 63192, 78990, 94788, 100080, 105320, 118485, 126384, 157980, 189576, 210640, 236970, 315960, 365987, 379152, 473940, 631920, 731974, 947880, 1097961, 1463948, 1829935, 1895760, 2195922, 2927896, 3293883, 3659870, 4391844, 5489805, 5855792, 6587766, 7319740, 8783688, 10979610, 13175532, 14639480, 16469415, 17567376, 21959220, 26351064, 29278960, 32938830, 43918440, 52702128, 65877660, 87836880, 131755320, 263510640]

約数ペア:

[(1, 263510640), (2, 131755320), (3, 87836880), (4, 65877660), (5, 52702128), (6, 43918440), (8, 32938830), (9, 29278960), (10, 26351064), (12, 21959220), (15, 17567376), (16, 16469415), (18, 14639480), (20, 13175532), (24, 10979610), (30, 8783688), (36, 7319740), (40, 6587766), (45, 5855792), (48, 5489805), (60, 4391844), (72, 3659870), (80, 3293883), (90, 2927896), (120, 2195922), (139, 1895760), (144, 1829935), (180, 1463948), (240, 1097961), (278, 947880), (360, 731974), (417, 631920), (556, 473940), (695, 379152), (720, 365987), (834, 315960), (1112, 236970), (1251, 210640), (1390, 189576), (1668, 157980), (2085, 126384), (2224, 118485), (2502, 105320), (2633, 100080), (2780, 94788), (3336, 78990), (4170, 63192), (5004, 52660), (5266, 50040), (5560, 47394), (6255, 42128), (6672, 39495), (7899, 33360), (8340, 31596), (10008, 26330), (10532, 25020), (11120, 23697), (12510, 21064), (13165, 20016), (15798, 16680)]