815011904

素因数分解:

$2^6\times 7^3\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:441

約数の個数: 112

約数和(自身を含む): 1906828800

約数和(自身を除く): 1091816896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 137, 196, 224, 271, 274, 343, 392, 448, 542, 548, 686, 784, 959, 1084, 1096, 1372, 1568, 1897, 1918, 2168, 2192, 2744, 3136, 3794, 3836, 4336, 4384, 5488, 6713, 7588, 7672, 8672, 8768, 10976, 13279, 13426, 15176, 15344, 17344, 21952, 26558, 26852, 30352, 30688, 37127, 46991, 53116, 53704, 60704, 61376, 74254, 92953, 93982, 106232, 107408, 121408, 148508, 185906, 187964, 212464, 214816, 259889, 297016, 371812, 375928, 424928, 429632, 519778, 594032, 743624, 751856, 849856, 1039556, 1188064, 1487248, 1503712, 1819223, 2079112, 2376128, 2974496, 3007424, 3638446, 4158224, 5948992, 7276892, 8316448, 12734561, 14553784, 16632896, 25469122, 29107568, 50938244, 58215136, 101876488, 116430272, 203752976, 407505952, 815011904]

約数ペア:

[(1, 815011904), (2, 407505952), (4, 203752976), (7, 116430272), (8, 101876488), (14, 58215136), (16, 50938244), (28, 29107568), (32, 25469122), (49, 16632896), (56, 14553784), (64, 12734561), (98, 8316448), (112, 7276892), (137, 5948992), (196, 4158224), (224, 3638446), (271, 3007424), (274, 2974496), (343, 2376128), (392, 2079112), (448, 1819223), (542, 1503712), (548, 1487248), (686, 1188064), (784, 1039556), (959, 849856), (1084, 751856), (1096, 743624), (1372, 594032), (1568, 519778), (1897, 429632), (1918, 424928), (2168, 375928), (2192, 371812), (2744, 297016), (3136, 259889), (3794, 214816), (3836, 212464), (4336, 187964), (4384, 185906), (5488, 148508), (6713, 121408), (7588, 107408), (7672, 106232), (8672, 93982), (8768, 92953), (10976, 74254), (13279, 61376), (13426, 60704), (15176, 53704), (15344, 53116), (17344, 46991), (21952, 37127), (26558, 30688), (26852, 30352)]