130720128

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4421}}^1$

素因数の和:4456

約数の個数: 128

約数和(自身を含む): 433002240

約数和(自身を除く): 302282112

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 264, 308, 336, 352, 384, 448, 462, 528, 616, 672, 704, 896, 924, 1056, 1232, 1344, 1408, 1848, 2112, 2464, 2688, 3696, 4224, 4421, 4928, 7392, 8842, 9856, 13263, 14784, 17684, 26526, 29568, 30947, 35368, 48631, 53052, 61894, 70736, 92841, 97262, 106104, 123788, 141472, 145893, 185682, 194524, 212208, 247576, 282944, 291786, 340417, 371364, 389048, 424416, 495152, 565888, 583572, 680834, 742728, 778096, 848832, 990304, 1021251, 1167144, 1361668, 1485456, 1556192, 1697664, 1980608, 2042502, 2334288, 2723336, 2970912, 3112384, 3961216, 4085004, 4668576, 5446672, 5941824, 6224768, 8170008, 9337152, 10893344, 11883648, 16340016, 18674304, 21786688, 32680032, 43573376, 65360064, 130720128]

約数ペア:

[(1, 130720128), (2, 65360064), (3, 43573376), (4, 32680032), (6, 21786688), (7, 18674304), (8, 16340016), (11, 11883648), (12, 10893344), (14, 9337152), (16, 8170008), (21, 6224768), (22, 5941824), (24, 5446672), (28, 4668576), (32, 4085004), (33, 3961216), (42, 3112384), (44, 2970912), (48, 2723336), (56, 2334288), (64, 2042502), (66, 1980608), (77, 1697664), (84, 1556192), (88, 1485456), (96, 1361668), (112, 1167144), (128, 1021251), (132, 990304), (154, 848832), (168, 778096), (176, 742728), (192, 680834), (224, 583572), (231, 565888), (264, 495152), (308, 424416), (336, 389048), (352, 371364), (384, 340417), (448, 291786), (462, 282944), (528, 247576), (616, 212208), (672, 194524), (704, 185682), (896, 145893), (924, 141472), (1056, 123788), (1232, 106104), (1344, 97262), (1408, 92841), (1848, 70736), (2112, 61894), (2464, 53052), (2688, 48631), (3696, 35368), (4224, 30947), (4421, 29568), (4928, 26526), (7392, 17684), (8842, 14784), (9856, 13263)]