140074480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 160

約数和(自身を含む): 407973888

約数和(自身を除く): 267899408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 182, 208, 260, 271, 280, 284, 355, 364, 455, 497, 520, 542, 560, 568, 710, 728, 910, 923, 994, 1040, 1084, 1136, 1355, 1420, 1456, 1820, 1846, 1897, 1988, 2168, 2485, 2710, 2840, 3523, 3640, 3692, 3794, 3976, 4336, 4615, 4970, 5420, 5680, 6461, 7046, 7280, 7384, 7588, 7952, 9230, 9485, 9940, 10840, 12922, 14092, 14768, 15176, 17615, 18460, 18970, 19241, 19880, 21680, 24661, 25844, 28184, 30352, 32305, 35230, 36920, 37940, 38482, 39760, 49322, 51688, 56368, 64610, 70460, 73840, 75880, 76964, 96205, 98644, 103376, 123305, 129220, 134687, 140920, 151760, 153928, 192410, 197288, 246610, 250133, 258440, 269374, 281840, 307856, 384820, 394576, 493220, 500266, 516880, 538748, 673435, 769640, 986440, 1000532, 1077496, 1250665, 1346870, 1539280, 1750931, 1972880, 2001064, 2154992, 2501330, 2693740, 3501862, 4002128, 5002660, 5387480, 7003724, 8754655, 10005320, 10774960, 14007448, 17509310, 20010640, 28014896, 35018620, 70037240, 140074480]

約数ペア:

[(1, 140074480), (2, 70037240), (4, 35018620), (5, 28014896), (7, 20010640), (8, 17509310), (10, 14007448), (13, 10774960), (14, 10005320), (16, 8754655), (20, 7003724), (26, 5387480), (28, 5002660), (35, 4002128), (40, 3501862), (52, 2693740), (56, 2501330), (65, 2154992), (70, 2001064), (71, 1972880), (80, 1750931), (91, 1539280), (104, 1346870), (112, 1250665), (130, 1077496), (140, 1000532), (142, 986440), (182, 769640), (208, 673435), (260, 538748), (271, 516880), (280, 500266), (284, 493220), (355, 394576), (364, 384820), (455, 307856), (497, 281840), (520, 269374), (542, 258440), (560, 250133), (568, 246610), (710, 197288), (728, 192410), (910, 153928), (923, 151760), (994, 140920), (1040, 134687), (1084, 129220), (1136, 123305), (1355, 103376), (1420, 98644), (1456, 96205), (1820, 76964), (1846, 75880), (1897, 73840), (1988, 70460), (2168, 64610), (2485, 56368), (2710, 51688), (2840, 49322), (3523, 39760), (3640, 38482), (3692, 37940), (3794, 36920), (3976, 35230), (4336, 32305), (4615, 30352), (4970, 28184), (5420, 25844), (5680, 24661), (6461, 21680), (7046, 19880), (7280, 19241), (7384, 18970), (7588, 18460), (7952, 17615), (9230, 15176), (9485, 14768), (9940, 14092), (10840, 12922)]