253457792

素因数分解:

$2^7\times 7^3\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 616896000

約数和(自身を除く): 363438208

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 128, 161, 184, 196, 224, 251, 322, 343, 368, 392, 448, 502, 644, 686, 736, 784, 896, 1004, 1127, 1288, 1372, 1472, 1568, 1757, 2008, 2254, 2576, 2744, 2944, 3136, 3514, 4016, 4508, 5152, 5488, 5773, 6272, 7028, 7889, 8032, 9016, 10304, 10976, 11546, 12299, 14056, 15778, 16064, 18032, 20608, 21952, 23092, 24598, 28112, 31556, 32128, 36064, 40411, 43904, 46184, 49196, 56224, 63112, 72128, 80822, 86093, 92368, 98392, 112448, 126224, 144256, 161644, 172186, 184736, 196784, 224896, 252448, 282877, 323288, 344372, 369472, 393568, 504896, 565754, 646576, 688744, 738944, 787136, 1009792, 1131508, 1293152, 1377488, 1574272, 1980139, 2263016, 2586304, 2754976, 3960278, 4526032, 5172608, 5509952, 7920556, 9052064, 11019904, 15841112, 18104128, 31682224, 36208256, 63364448, 126728896, 253457792]

約数ペア:

[(1, 253457792), (2, 126728896), (4, 63364448), (7, 36208256), (8, 31682224), (14, 18104128), (16, 15841112), (23, 11019904), (28, 9052064), (32, 7920556), (46, 5509952), (49, 5172608), (56, 4526032), (64, 3960278), (92, 2754976), (98, 2586304), (112, 2263016), (128, 1980139), (161, 1574272), (184, 1377488), (196, 1293152), (224, 1131508), (251, 1009792), (322, 787136), (343, 738944), (368, 688744), (392, 646576), (448, 565754), (502, 504896), (644, 393568), (686, 369472), (736, 344372), (784, 323288), (896, 282877), (1004, 252448), (1127, 224896), (1288, 196784), (1372, 184736), (1472, 172186), (1568, 161644), (1757, 144256), (2008, 126224), (2254, 112448), (2576, 98392), (2744, 92368), (2944, 86093), (3136, 80822), (3514, 72128), (4016, 63112), (4508, 56224), (5152, 49196), (5488, 46184), (5773, 43904), (6272, 40411), (7028, 36064), (7889, 32128), (8032, 31556), (9016, 28112), (10304, 24598), (10976, 23092), (11546, 21952), (12299, 20608), (14056, 18032), (15778, 16064)]