257772928

素因数分解:

$2^7\times 7^2\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:664

約数の個数: 96

約数和(自身を含む): 606632760

約数和(自身を除く): 348859832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 73, 98, 112, 128, 146, 196, 224, 292, 392, 448, 511, 563, 584, 784, 896, 1022, 1126, 1168, 1568, 2044, 2252, 2336, 3136, 3577, 3941, 4088, 4504, 4672, 6272, 7154, 7882, 8176, 9008, 9344, 14308, 15764, 16352, 18016, 27587, 28616, 31528, 32704, 36032, 41099, 55174, 57232, 63056, 65408, 72064, 82198, 110348, 114464, 126112, 164396, 220696, 228928, 252224, 287693, 328792, 441392, 457856, 504448, 575386, 657584, 882784, 1150772, 1315168, 1765568, 2013851, 2301544, 2630336, 3531136, 4027702, 4603088, 5260672, 8055404, 9206176, 16110808, 18412352, 32221616, 36824704, 64443232, 128886464, 257772928]

約数ペア:

[(1, 257772928), (2, 128886464), (4, 64443232), (7, 36824704), (8, 32221616), (14, 18412352), (16, 16110808), (28, 9206176), (32, 8055404), (49, 5260672), (56, 4603088), (64, 4027702), (73, 3531136), (98, 2630336), (112, 2301544), (128, 2013851), (146, 1765568), (196, 1315168), (224, 1150772), (292, 882784), (392, 657584), (448, 575386), (511, 504448), (563, 457856), (584, 441392), (784, 328792), (896, 287693), (1022, 252224), (1126, 228928), (1168, 220696), (1568, 164396), (2044, 126112), (2252, 114464), (2336, 110348), (3136, 82198), (3577, 72064), (3941, 65408), (4088, 63056), (4504, 57232), (4672, 55174), (6272, 41099), (7154, 36032), (7882, 32704), (8176, 31528), (9008, 28616), (9344, 27587), (14308, 18016), (15764, 16352)]