128197952

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 112

約数和(自身を含む): 289681920

約数和(自身を除く): 161483968

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 47, 64, 68, 92, 94, 109, 136, 184, 188, 218, 272, 368, 376, 391, 436, 544, 736, 752, 782, 799, 872, 1081, 1088, 1472, 1504, 1564, 1598, 1744, 1853, 2162, 2507, 3008, 3128, 3196, 3488, 3706, 4324, 5014, 5123, 6256, 6392, 6976, 7412, 8648, 10028, 10246, 12512, 12784, 14824, 17296, 18377, 20056, 20492, 25024, 25568, 29648, 34592, 36754, 40112, 40984, 42619, 51136, 59296, 69184, 73508, 80224, 81968, 85238, 87091, 117829, 118592, 147016, 160448, 163936, 170476, 174182, 235658, 294032, 327872, 340952, 348364, 471316, 588064, 681904, 696728, 942632, 1176128, 1363808, 1393456, 1885264, 2003093, 2727616, 2786912, 3770528, 4006186, 5573824, 7541056, 8012372, 16024744, 32049488, 64098976, 128197952]

約数ペア:

[(1, 128197952), (2, 64098976), (4, 32049488), (8, 16024744), (16, 8012372), (17, 7541056), (23, 5573824), (32, 4006186), (34, 3770528), (46, 2786912), (47, 2727616), (64, 2003093), (68, 1885264), (92, 1393456), (94, 1363808), (109, 1176128), (136, 942632), (184, 696728), (188, 681904), (218, 588064), (272, 471316), (368, 348364), (376, 340952), (391, 327872), (436, 294032), (544, 235658), (736, 174182), (752, 170476), (782, 163936), (799, 160448), (872, 147016), (1081, 118592), (1088, 117829), (1472, 87091), (1504, 85238), (1564, 81968), (1598, 80224), (1744, 73508), (1853, 69184), (2162, 59296), (2507, 51136), (3008, 42619), (3128, 40984), (3196, 40112), (3488, 36754), (3706, 34592), (4324, 29648), (5014, 25568), (5123, 25024), (6256, 20492), (6392, 20056), (6976, 18377), (7412, 17296), (8648, 14824), (10028, 12784), (10246, 12512)]