311437152

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:653

約数の個数: 144

約数和(自身を含む): 960942528

約数和(自身を除く): 649505376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 193, 208, 234, 288, 312, 386, 416, 431, 468, 579, 624, 772, 862, 936, 1158, 1248, 1293, 1544, 1724, 1737, 1872, 2316, 2509, 2586, 3088, 3448, 3474, 3744, 3879, 4632, 5018, 5172, 5603, 6176, 6896, 6948, 7527, 7758, 9264, 10036, 10344, 11206, 13792, 13896, 15054, 15516, 16809, 18528, 20072, 20688, 22412, 22581, 27792, 30108, 31032, 33618, 40144, 41376, 44824, 45162, 50427, 55584, 60216, 62064, 67236, 80288, 83183, 89648, 90324, 100854, 120432, 124128, 134472, 166366, 179296, 180648, 201708, 240864, 249549, 268944, 332732, 361296, 403416, 499098, 537888, 665464, 722592, 748647, 806832, 998196, 1081379, 1330928, 1497294, 1613664, 1996392, 2162758, 2661856, 2994588, 3244137, 3992784, 4325516, 5989176, 6488274, 7985568, 8651032, 9732411, 11978352, 12976548, 17302064, 19464822, 23956704, 25953096, 34604128, 38929644, 51906192, 77859288, 103812384, 155718576, 311437152]

約数ペア:

[(1, 311437152), (2, 155718576), (3, 103812384), (4, 77859288), (6, 51906192), (8, 38929644), (9, 34604128), (12, 25953096), (13, 23956704), (16, 19464822), (18, 17302064), (24, 12976548), (26, 11978352), (32, 9732411), (36, 8651032), (39, 7985568), (48, 6488274), (52, 5989176), (72, 4325516), (78, 3992784), (96, 3244137), (104, 2994588), (117, 2661856), (144, 2162758), (156, 1996392), (193, 1613664), (208, 1497294), (234, 1330928), (288, 1081379), (312, 998196), (386, 806832), (416, 748647), (431, 722592), (468, 665464), (579, 537888), (624, 499098), (772, 403416), (862, 361296), (936, 332732), (1158, 268944), (1248, 249549), (1293, 240864), (1544, 201708), (1724, 180648), (1737, 179296), (1872, 166366), (2316, 134472), (2509, 124128), (2586, 120432), (3088, 100854), (3448, 90324), (3474, 89648), (3744, 83183), (3879, 80288), (4632, 67236), (5018, 62064), (5172, 60216), (5603, 55584), (6176, 50427), (6896, 45162), (6948, 44824), (7527, 41376), (7758, 40144), (9264, 33618), (10036, 31032), (10344, 30108), (11206, 27792), (13792, 22581), (13896, 22412), (15054, 20688), (15516, 20072), (16809, 18528)]